Don't fail if cache does not exist

.gitlab-ci.yml

@@ -9,8 +9,8 @@ variables:
   GIT_SUBMODULE_STRATEGY: recursive
 
 before_script:
-  - mv usr-local-bundle /usr/local/bundle   # Move extracted cache to its
-  - mv home-bundle ~/.bundle                # original place
+  - mv usr-local-bundle /usr/local/bundle || true   # Move extracted cache to its
+  - mv home-bundle ~/.bundle || true                # original place
   - apk add npm
   - npm install
   - bundle install