[MM-55028] Added OAuthOutgoingConnection store (#25221)

* OAuthOutgoingConnection model

* added store

* make generated

* add missing license headers

* fix receiver name

* i18n

* i18n sorting

* update migrations from master

* make migrations-extract

* update retrylayer tests

* replaced sql query with id pagination

* fixed flaky tests

* missing columns

* missing columns on save/update

* typo

* improved tests

* remove enum from mysql colum

* add password credentials to store

* renamed migrations

* model change suggestions

* refactor test functionsn

* migration typo

* refactor store table names

* updated sanitize test

* oauthoutgoingconnection -> outgoingoauthconnection

* signature change

* i18n update

* granttype typo

* uppercase typo

* lowercase store name

server/i18n/en.json

@@ -9382,6 +9382,54 @@
     "id": "model.outgoing_hook.username.app_error",
     "translation": "Invalid username."
   },
+  {
+    "id": "model.outgoing_oauth_connection.is_valid.audience.empty",
+    "translation": "Audience must not be empty."
+  },
+  {
+    "id": "model.outgoing_oauth_connection.is_valid.audience.error",
+    "translation": "Some audience URL is incorrect."
+  },
+  {
+    "id": "model.outgoing_oauth_connection.is_valid.client_id.error",
+    "translation": "Invalid client id."
+  },
+  {
+    "id": "model.outgoing_oauth_connection.is_valid.client_secret.error",
+    "translation": "Invalid client secret."
+  },
+  {
+    "id": "model.outgoing_oauth_connection.is_valid.create_at.error",
+    "translation": "Create at must be a valid time."
+  },
+  {
+    "id": "model.outgoing_oauth_connection.is_valid.creator_id.error",
+    "translation": "Invalid creator id."
+  },
+  {
+    "id": "model.outgoing_oauth_connection.is_valid.grant_type.error",
+    "translation": "Invalid grant type."
+  },
+  {
+    "id": "model.outgoing_oauth_connection.is_valid.id.error",
+    "translation": "Invalid id."
+  },
+  {
+    "id": "model.outgoing_oauth_connection.is_valid.name.error",
+    "translation": "Invalid name."
+  },
+  {
+    "id": "model.outgoing_oauth_connection.is_valid.oauth_token_url.error",
+    "translation": "Invalid oauth token url."
+  },
+  {
+    "id": "model.outgoing_oauth_connection.is_valid.password_credentials.error",
+    "translation": "Invalid password credentials."
+  },
+  {
+    "id": "model.outgoing_oauth_connection.is_valid.update_at.error",
+    "translation": "Update at must be a valid time."
+  },
   {
     "id": "model.plugin_command.error.app_error",
     "translation": "An error occurred while trying to execute this command."