net/rabbitmq-c: Update to 0.11.0

• Update to 0.11.0

And while here, also:

• Rearrage Makefile to Porter's Handbooks guidelines
• Remove unneeded Python dependency
• Make static library options
• Add support for "make test"

PR: 256842
Approved by: dch (maintainer)

(cherry picked from commit c67a6464ada6bdb6ec5c247ce95330450baed48e)