Fixed several typos. (#15470)

custom/conf/app.example.ini

@@ -19,7 +19,7 @@ PROJECT_BOARD_BASIC_KANBAN_TYPE = To Do, In Progress, Done
 PROJECT_BOARD_BUG_TRIAGE_TYPE = Needs Triage, High Priority, Low Priority, Closed
 
 [repository]
-; Root path for storing all repository data. It must be an absolute path. By default it is stored in a sub-directory of `APP_DATA_PATH`.
+; Root path for storing all repository data. It must be an absolute path. By default, it is stored in a sub-directory of `APP_DATA_PATH`.
 ROOT =
 ; The script type this server supports. Usually this is `bash`, but some users report that only `sh` is available.
 SCRIPT_TYPE = bash
@@ -48,7 +48,7 @@ PREFERRED_LICENSES = Apache License 2.0,MIT License
 ; Disable the ability to interact with repositories using the HTTP protocol
 DISABLE_HTTP_GIT = false
 ; Value for Access-Control-Allow-Origin header, default is not to present
-; WARNING: This maybe harmful to you website if you do not give it a right value.
+; WARNING: This may be harmful to your website if you do not give it a right value.
 ACCESS_CONTROL_ALLOW_ORIGIN =
 ; Force ssh:// clone url instead of scp-style uri when default SSH port is used
 USE_COMPAT_SSH_URI = false
@@ -134,7 +134,7 @@ ALLOWED_TYPES =
 SIGNING_KEY = default
 ; If a SIGNING_KEY ID is provided and is not set to default, use the provided Name and Email address as the signer.
 ; These should match a publicized name and email address for the key. (When SIGNING_KEY is default these are set to
-; the results of git config --get user.name and git config --get user.email respectively and can only be overrided
+; the results of git config --get user.name and git config --get user.email respectively and can only be overridden
 ; by setting the SIGNING_KEY ID to the correct ID.)
 SIGNING_NAME =
 SIGNING_EMAIL =
@@ -447,7 +447,7 @@ LOG_SQL = true
 DB_RETRIES = 10
 ; Backoff time per DB retry (time.Duration)
 DB_RETRY_BACKOFF = 3s
-; Max idle database connections on connnection pool, default is 2
+; Max idle database connections on connection pool, default is 2
 MAX_IDLE_CONNS = 2
 ; Database connection max life time, default is 0 or 3s mysql (See #6804 & #7071 for reasoning)
 CONN_MAX_LIFETIME = 3s
@@ -466,7 +466,7 @@ ISSUE_INDEXER_PATH = indexers/issues.bleve
 ; Issue indexer queue, currently support: channel, levelqueue or redis, default is levelqueue
 ISSUE_INDEXER_QUEUE_TYPE = levelqueue
 ; When ISSUE_INDEXER_QUEUE_TYPE is levelqueue, this will be the path where the queue will be saved.
-; This can be overriden by `ISSUE_INDEXER_QUEUE_CONN_STR`.
+; This can be overridden by `ISSUE_INDEXER_QUEUE_CONN_STR`.
 ; default is indexers/issues.queue
 ISSUE_INDEXER_QUEUE_DIR = indexers/issues.queue
 ; When `ISSUE_INDEXER_QUEUE_TYPE` is `redis`, this will store the redis connection string.
@@ -514,9 +514,9 @@ BATCH_LENGTH = 20
 ; When `TYPE` is `persistable-channel`, this provides a directory for the underlying leveldb
 ; or additional options of the form `leveldb://path/to/db?option=value&....`, and will override `DATADIR`.
 CONN_STR = "addrs=127.0.0.1:6379 db=0"
-; Provides the suffix of the default redis/disk queue name - specific queues can be overriden within in their [queue.name] sections.
+; Provides the suffix of the default redis/disk queue name - specific queues can be overridden within in their [queue.name] sections.
 QUEUE_NAME = "_queue"
-; Provides the suffix of the default redis/disk unique queue set name - specific queues can be overriden within in their [queue.name] sections.
+; Provides the suffix of the default redis/disk unique queue set name - specific queues can be overridden within in their [queue.name] sections.
 SET_NAME = "_unique"
 ; If the queue cannot be created at startup - level queues may need a timeout at startup - wrap the queue:
 WRAP_IF_NECESSARY = true
@@ -621,7 +621,7 @@ BLACKLISTED_URIS =
 ; Whether a new auto registered oauth2 user needs to confirm their email.
 ; Do not include to use the REGISTER_EMAIL_CONFIRM setting from the `[service]` section.
 REGISTER_EMAIL_CONFIRM =
-; Scopes for the openid connect oauth2 provider (seperated by space, the openid scope is implicitly added).
+; Scopes for the openid connect oauth2 provider (separated by space, the openid scope is implicitly added).
 ; Typical values are profile and email.
 ; For more information about the possible values see https://openid.net/specs/openid-connect-core-1_0.html#ScopeClaims
 OPENID_CONNECT_SCOPES =
@@ -846,7 +846,7 @@ REPOSITORY_AVATAR_FALLBACK_IMAGE = /img/repo_default.png
 ; This is to limit the amount of RAM used when resizing the image.
 AVATAR_MAX_WIDTH = 4096
 AVATAR_MAX_HEIGHT = 3072
-; Maximum alloved file size for uploaded avatars.
+; Maximum allowed file size for uploaded avatars.
 ; This is to limit the amount of RAM used when resizing the image.
 AVATAR_MAX_FILE_SIZE = 1048576
 ; Chinese users can choose "duoshuo"