Merge pull request #224 from MITLibraries/dependabot/bundler/pg-1.2.2

Bump pg from 1.1.4 to 1.2.2

Author: JPrevost

Gemfile.lock

@@ -169,7 +169,7 @@ GEM
     parallel (1.19.1)
     parser (2.7.0.2)
       ast (~> 2.4.0)
-    pg (1.1.4)
+    pg (1.2.2)
     public_suffix (4.0.3)
     puma (4.3.1)
       nio4r (~> 2.0)