added fixes for failing checks

Author: v-HaripriyaC

github_actions/lib/dependabot/github_actions/package/package_details_fetcher.rb

@@ -146,7 +146,7 @@ def fetch_tag_and_release_date
 
           # Log an error if we couldn't fetch any release dates
           if result.empty? && allowed_version_tags.any?
-            Dependabot.logger.error("Error fetching tag and release date: unable to fetch release dates for any allowed tags")
+            Dependabot.logger.error("Error: unable to fetch release dates for any allowed tags")
           end
 
           result

github_actions/lib/dependabot/github_actions/update_checker/latest_version_finder.rb

@@ -107,7 +107,7 @@ def latest_version_tag
 
         sig { returns(T.nilable(Dependabot::GithubActions::Package::PackageDetailsFetcher)) }
         def package_details_fetcher
-          @package_details_fetcher = T.let(
+          @package_details_fetcher ||= T.let(
             Dependabot::GithubActions::Package::PackageDetailsFetcher
                         .new(
                           dependency: dependency,

github_actions/spec/dependabot/github_actions/update_checker/latest_version_finder_spec.rb

@@ -60,7 +60,8 @@
       credentials: github_credentials,
       security_advisories: security_advisories,
       ignored_versions: ignored_versions,
-      raise_on_ignored: raise_on_ignored
+      raise_on_ignored: raise_on_ignored,
+      cooldown_options: Dependabot::Package::ReleaseCooldownOptions.new(default_days: 90)
     )
   end
 
@@ -415,8 +416,9 @@
         end
 
         before do
-          allow_any_instance_of(Dependabot::GithubActions::Package::PackageDetailsFetcher)
-            .to receive(:fetch_tag_and_release_date).and_raise(StandardError, "git error")
+          mock_fetcher = instance_double(Dependabot::GithubActions::Package::PackageDetailsFetcher)
+          allow(mock_fetcher).to receive(:fetch_tag_and_release_date).and_raise(StandardError, "git error")
+          allow(finder).to receive(:package_details_fetcher).and_return(mock_fetcher)
         end
 
         it "handles error gracefully and returns empty array" do