bump version to 1.17.4

Jeremy Udit · web-flow · commit eca00a0a682e · 2021-05-25T15:54:33.000-04:00
diff --git a/lib/github-pages-health-check/version.rb b/lib/github-pages-health-check/version.rb
@@ -2,6 +2,6 @@
 
 module GitHubPages
   module HealthCheck
-    VERSION = "1.17.3"
+    VERSION = "1.17.4"
   end
 end
