Use queue_classic branch which works on psql 14

This fixes the failing CI for ActiveJob.

This uses my fork, we can switch back when the following PR is merged:

    https://github.com/QueueClassic/queue_classic/pull/334

Gemfile

@@ -65,7 +65,7 @@ group :job do
   gem "sidekiq", require: false
   gem "sucker_punch", require: false
   gem "delayed_job", require: false
-  gem "queue_classic", github: "QueueClassic/queue_classic", require: false, platforms: :ruby
+  gem "queue_classic", github: "jhawthorn/queue_classic", branch: "fix-connection-pg-14", require: false, platforms: :ruby
   gem "sneakers", require: false
   gem "que", require: false
   gem "backburner", require: false

Gemfile.lock

@@ -1,16 +1,17 @@
-GIT
-  remote: https://github.com/QueueClassic/queue_classic.git
-  revision: 1e40ddd810c416619ead88316b2b251936ee2495
-  specs:
-    queue_classic (4.0.0.pre.alpha1)
-      pg (>= 0.17, < 2.0)
-
 GIT
   remote: https://github.com/brianmario/mysql2.git
   revision: 7f4e844fccf6afa888d0bd108d4707a2a7784484
   specs:
     mysql2 (0.5.3)
 
+GIT
+  remote: https://github.com/jhawthorn/queue_classic.git
+  revision: dbfee9bda71020b8f11ae8d9b85932462b7fbee0
+  branch: fix-connection-pg-14
+  specs:
+    queue_classic (4.0.0.pre.alpha1)
+      pg (>= 0.17, < 2.0)
+
 GIT
   remote: https://github.com/matthewd/websocket-client-simple.git
   revision: e161305f1a466b9398d86df3b1731b03362da91b