Add `pg` as dependency for gitlab-backup-cli

Gemfile.lock

@@ -41,6 +41,7 @@ PATH
       logger (~> 1.5.3)
       minitest (~> 5.11.0)
       parallel (~> 1.19)
+      pg (~> 1.5.6)
       rack (~> 2.2.9)
       rainbow (~> 3.0)
       rexml (~> 3.3.2)

Gemfile.next.lock

@@ -41,6 +41,7 @@ PATH
       logger (~> 1.5.3)
       minitest (~> 5.11.0)
       parallel (~> 1.19)
+      pg (~> 1.5.6)
       rack (~> 2.2.9)
       rainbow (~> 3.0)
       rexml (~> 3.3.2)

gems/gitlab-backup-cli/Gemfile.lock

@@ -24,6 +24,7 @@ PATH
       logger (~> 1.5.3)
       minitest (~> 5.11.0)
       parallel (~> 1.19)
+      pg (~> 1.5.6)
       rack (~> 2.2.9)
       rainbow (~> 3.0)
       rexml (~> 3.3.2)
@@ -125,6 +126,7 @@ GEM
     parser (3.3.3.0)
       ast (~> 2.4.1)
       racc
+    pg (1.5.9)
     pry (0.14.2)
       coderay (~> 1.1)
       method_source (~> 1.0)

gems/gitlab-backup-cli/gitlab-backup-cli.gemspec

@@ -28,6 +28,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency "activesupport", ">= 7"
   spec.add_dependency "googleauth", "~> 1.8.1" # https://gitlab.com/gitlab-org/gitlab/-/issues/449019
   spec.add_dependency "google-cloud-storage_transfer", "~> 1.2.0"
+  spec.add_dependency "pg", "~> 1.5.6"
   spec.add_dependency "rainbow", "~> 3.0"
   spec.add_dependency "thor", "~> 1.3"