fix: skip renaming trigger if new name and current name are equal

Author: w3b6x9

src/lib/PostgresMetaTriggers.ts

@@ -167,7 +167,7 @@ export default class PostgresMetaTriggers {
     const enabledMode = enabled_mode.toUpperCase()
     const { name: currentName, schema: schema, table: table } = triggerRecord!
     const qualifiedTableName = `${ident(schema)}.${ident(table)}`
-    const updateNameSql = newName
+    const updateNameSql = newName && newName !== currentName
       ? `ALTER TRIGGER ${ident(currentName)} ON ${qualifiedTableName} RENAME TO ${ident(newName)};`
       : ''