Added bug report template for ActionController

[ci skip]
Avoid compiling regexs in AR::Base.respond_to?

Caches the patterns of ActiveRecord::DynamicMatchers in a class instance
variable.
Use infinity const
Stray nodoc causes rest of file not parsed [ci skip]
Merge pull request #11978 from edogawaconan/fix_doc_collection_proxy

Stray nodoc causes rest of file not parsed [ci skip]
Add examples of AR order method's hash notation to Rails Guide [ci skip]
Merge pull request #11967 from jetthoughts/add_action_controller_bug_report_template

Added bug report template for ActionController
Merge pull request #11943 from suginoy/ar-order-notation

Add examples of AR order method's hash notation to Rails Guide [ci skip]
Merge pull request #11976 from etehtsea/inf

[PG adapter] Use infinity const
Merge pull request #11971 from freerunningtechnologies/dynamic_respond_to

Performance regression in AR::Base.respond_to?