[HttpFoundation] fixed regression in the way the request format is handled for duplicated requests (closes #8917)
Merge branch '2.2' into 2.3

* 2.2:
  [HttpFoundation] fixed regression in the way the request format is handled for duplicated requests (closes #8917)
  [HttpKernel] fixer HInclude src (closes #8951)
  Fixed escaping of service identifiers in configuration