docs: update documentation to new score metamodel

[AlexanderLanin]

notable changes:

• removed stkh_req as those belong into score repository
• removed feat_req as those belong into score repository
• made a dummy health comp req derive from a random feat req in score repository

[github-actions]

License Check Results

🚀 The license check job ran with the Bazel command:

bazel run --lockfile_mode=error //:license-check

Status: ⚠️ Needs Review

Click to expand output

[License Check Output]
Extracting Bazel installation...
Starting local Bazel server (8.6.0) and connecting to it...
INFO: Invocation ID: 862940db-e1cc-489b-a79e-9bb43db31c09
Computing main repo mapping: 
Computing main repo mapping: 
Loading: 
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    currently loading: 
Analyzing: target //:license-check (1 packages loaded, 0 targets configured)
Analyzing: target //:license-check (1 packages loaded, 0 targets configured)

Analyzing: target //:license-check (43 packages loaded, 10 targets configured)

Analyzing: target //:license-check (85 packages loaded, 10 targets configured)

Analyzing: target //:license-check (90 packages loaded, 10 targets configured)

Analyzing: target //:license-check (150 packages loaded, 3143 targets configured)

Analyzing: target //:license-check (159 packages loaded, 8540 targets configured)

Analyzing: target //:license-check (170 packages loaded, 9397 targets configured)

INFO: Analyzed target //:license-check (175 packages loaded, 11535 targets configured).
[2 / 14] [Prepa] Writing file external/score_tooling+/dash/tool/formatters/_dash_format_converter.venv/lib/python3.12/site-packages/bazel.pth [for tool]
[12 / 16] JavaToolchainCompileClasses external/rules_java+/toolchains/platformclasspath_classes; 0s disk-cache, processwrapper-sandbox ... (2 actions running)
[14 / 16] JavaToolchainCompileBootClasspath external/rules_java+/toolchains/platformclasspath.jar; 0s disk-cache, processwrapper-sandbox
INFO: Found 1 target...
Target //:license.check.license_check up-to-date:
  bazel-bin/license.check.license_check
  bazel-bin/license.check.license_check.jar
INFO: Elapsed time: 22.890s, Critical Path: 2.37s
INFO: 16 processes: 12 internal, 3 processwrapper-sandbox, 1 worker.
INFO: Build completed successfully, 16 total actions
INFO: Running command line: bazel-bin/license.check.license_check ./formatted.txt <args omitted>
usage: org.eclipse.dash.licenses.cli.Main [-batch <int>] [-cd <url>]
       [-confidence <int>] [-ef <url>] [-excludeSources <sources>] [-help] [-lic
       <url>] [-project <shortname>] [-repo <url>] [-review] [-summary <file>]
       [-timeout <seconds>] [-token <token>]

[github-actions]

The created documentation from the pull request is available at: docu-html