BLOCKS-344 Rewrite Parser in TypeScript

[bprattes]

https://jira.catrob.at/browse/BLOCKS-344
The old code.xml parser was rewritten in Typescript to achieve better readability.

Your checklist for this pull request

• Include the name of the Jira ticket in the PR’s title
• Include a summary of the changes plus the relevant context
• Choose the proper base branch (develop)
• Confirm that the changes follow the project’s coding guidelines
• Verify that the changes generate no compiler or linter warnings
• Perform a self-review of the changes
• Verify to commit no other files than the intentionally changed ones
• Include reasonable and readable tests verifying the added or changed behavior
• Confirm that new and existing unit tests pass locally
• Check that the commits’ message style matches the project’s guideline
• Make sure you use BLOCKS instead of CATROID in your commit message
• Stick to the project’s gitflow workflow
• Verify that your changes do not have any conflicts with the base branch
• After the PR, verify that all CI checks have passed (Actions)
• Post a message in the #catblocks Slack channel and ask for a code reviewer

[MichaelFlucher]

LGTM

[Hiebl]

Lgtm