Release asciidoctor-go v0.5.2 (2023-04-04)

This release only contains chores.

* all: replace module "share" with "pakakeh.go"

  The "share" module has been moved to new repository with new name at
  "https://sr.ht/~shulhan/pakakeh.go".
  For more information see the change logs at "pakakeh.go" module.

* all: comply with linter recommendations

  Most of the code changes related to refactoring if-else witch switch
  statement.

* all: replace if-else bytes.Equals with static string case comparisons

  Using string instead of [bytes.Equal] give code much more readable.