check tableEnd efficiently

[weiyuan-jiang]

Types of change(s)

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)
• [x] Trivial change (affects only documentation or cleanup)
• [ ] Refactor (no functional changes, no api changes)

Checklist

• [ ] Tested this change with a run of GEOSgcm
• [ ] Ran the Unit Tests (make tests)

Description

The "::" will not be returned so it is not necessary to check it every time

Related Issue