allow tests to run w/o sidekiq-pro

install_if does all of the bundling work even if the condition is
false. That means it fetches the packages list from
gems.contribsys.com before it even checks the condition. If
BUNDLE_GEMS__CONTRIBSYS__COM isn't set it that fetch fails with an
auth error.

Author: pezra

Appraisals

@@ -6,7 +6,7 @@ appraise "sidekiq-7.0.x" do
 
     # Sidekiq Pro license must be set in global bundler config
     # or in BUNDLE_GEMS__CONTRIBSYS__COM env variable
-    install_if "-> { Bundler.settings['gems.contribsys.com']&.include?(':') }" do
+    if Bundler.settings["gems.contribsys.com"]&.include?(":")
       source "https://gems.contribsys.com/" do
         gem "sidekiq-pro", "~> 7.0.0"
       end
@@ -20,7 +20,7 @@ appraise "sidekiq-7.1.x" do
 
     # Sidekiq Pro license must be set in global bundler config
     # or in BUNDLE_GEMS__CONTRIBSYS__COM env variable
-    install_if "-> { Bundler.settings['gems.contribsys.com']&.include?(':') }" do
+    if Bundler.settings["gems.contribsys.com"]&.include?(":")
       source "https://gems.contribsys.com/" do
         gem "sidekiq-pro", "~> 7.1.0"
       end
@@ -34,7 +34,7 @@ appraise "sidekiq-7.2.x" do
 
     # Sidekiq Pro license must be set in global bundler config
     # or in BUNDLE_GEMS__CONTRIBSYS__COM env variable
-    install_if "-> { Bundler.settings['gems.contribsys.com']&.include?(':') }" do
+    if Bundler.settings["gems.contribsys.com"]&.include?(":")
       source "https://gems.contribsys.com/" do
         gem "sidekiq-pro", "~> 7.2.0"
       end