Eliminate redundant parentheses in metadata translations

Description

✔️ For example, see NSString.stringByAppendingString, stringByAppendingFormat methods.
These should add parentheses around the argument only if needed.

Environment

None

Assignee

Alex Petuschak

Reporter

Alex Petuschak

Labels

None

Git Branch Name

None

GitHub Issue

None

Components

Fix versions

Priority

High
Configure