Update Request Matching.md

[Smartmind12]

Adding codetabs as part of issue 183.

References

• Part of EPIC: Restructure the examples to use code tabs #183

Submitter checklist

• The PR request is well described and justified, including the body and the references
• The PR title represents the desired changelog entry
• If the change against WireMock 2 functionality (incompatible with WireMock 3),
  it is submitted against the 2.x branch
• The repository's code style is followed (see the contributing guide)

Details: Contributor Guide

[oleg-nenashev]

  Liquid Exception: Liquid syntax error (line 645): Unknown tag 'endcodetab' in /home/runner/work/wiremock.org/wiremock.org/_docs/request-matching.md
                    ------------------------------------------------
      Jekyll 4.3.2   Please append `--trace` to the `build` command 
                     for any additional information or backtrace. 
                    ------------------------------------------------

[oleg-nenashev]

Requesting changes based on the comment above

[tomakehurst]

Closing this as we're migrating the docs to mkdocs with a new tabbed code feature.