MM-15662: Rename "CreateBotAccounts" config.json setting to "EnableBotAccountCreation" (#10875)

* MM-15662 change conflig flag to EnableBotAccountCreation

* undo changes to i18n

* MM-15662: Change config flag for bot creation

adds newline to i18n

* MM-15662 Update diagnostics.go to use new config flag

config/default.json

@@ -78,7 +78,7 @@
         "EnableEmailInvitations": false,
         "ExperimentalLdapGroupSync": false,
         "ExperimentalStrictCSRFEnforcement": false,
-        "CreateBotAccounts": false,
+        "EnableBotAccountCreation": false,
         "DisableBotsWhenOwnerIsDeactivated": true
     },
     "TeamSettings": {