Bump pg from 1.4.0 to 1.4.1

Bumps pg from 1.4.0 to 1.4.1.

Changelog

Sourced from pg's changelog.

== v1.4.1 [2022-06-24] Lars Kanis lars@greiz-reinsdorf.de

Bugfixes:

• Fix another ruby-2.7 keyword warning. #465
• Allow PG::Error to be created without arguments. #466

Commits

• 2525126 Bump VERSION to 1.4.1 and add release notes
• 6fd03f5 Merge pull request #469 from larskanis/extend-stream-error
• c03d7d1 Extend the error message of PG::InvalidChangeOfResultFields to tell the numbe...
• 766c175 Merge pull request #467 from larskanis/fix_466
• 154685b Allow PG::Error to be created without arguments
• 5c29e28 Merge pull request #465 from jeremyevans/another-ruby27-keyword-warning
• 6eac3d4 Fix another ruby 2.7 keyword warning
• 63b4760 Update release date of pg-1.4.0
• See full diff in compare view