Pin mitlibraries-theme to 1.5

Author: JPrevost

Gemfile

@@ -14,8 +14,8 @@ gem 'graphql'
 gem 'jwt'
 gem 'lograge'
 gem 'mitlibraries-theme',
-    git: 'https://github.com/MITLibraries/mitlibraries-theme.git',
-    branch: 'rails8'
+    git: 'https://github.com/mitlibraries/mitlibraries-theme',
+    tag: 'v1.5'
 gem 'opensearch-aws-sigv4'
 gem 'opensearch-ruby'
 gem 'puma'

Gemfile.lock

@@ -1,7 +1,7 @@
 GIT
-  remote: https://github.com/MITLibraries/mitlibraries-theme.git
-  revision: e3651e2bafeff277d3ed12a65060df9cf627af95
-  branch: rails8
+  remote: https://github.com/mitlibraries/mitlibraries-theme
+  revision: 135390daff870937212f1d9020abb6aea53c87d9
+  tag: v1.5
   specs:
     mitlibraries-theme (1.1.0)
       rails (>= 6, < 9)