[PLT-7794] Add user access token enable/disable endpoints (#7630)

* Add column to UserAccessTokens table

* PLT-7794 Add user access token enable/disable endpoints

* replaced eliminated global variable

* updates to user_access_token_store and upgrade.go

* style fix and cleanup

store/store.go

@@ -436,4 +436,6 @@ type UserAccessTokenStore interface {
 	Get(tokenId string) StoreChannel
 	GetByToken(tokenString string) StoreChannel
 	GetByUser(userId string, page, perPage int) StoreChannel
+	UpdateTokenEnable(tokenId string) StoreChannel
+	UpdateTokenDisable(tokenId string) StoreChannel
 }