Documentation: move debug pages to a separate top level page

[raiden00pl]

Summary

Move debug related pages from Guides to a separate top level page. This way all pages related to debugging will be in one place which is more user friendly.

Related Github issue: #15667

Impact

doc only

Testing

local doc build

[nuttxpr]

[Experimental Bot, please feedback here]

Yes, this PR appears to meet the NuttX requirements, although some sections could be more detailed. Specifically:

• Summary: While concise, it could benefit from briefly mentioning how the debug information is reorganized. For instance, "This PR moves all debug-related pages from the Guides section to a new, dedicated 'Debugging' top-level page, centralizing this information for easier access."
• Impact: While "doc only" is correct, expanding slightly would be beneficial. E.g., "Impact on documentation: YES. This restructures the documentation by creating a new top-level Debugging section and moving existing content. No content is changed, only reorganized." This clarifies that the content remains unchanged, only its location.
• Testing: While "local doc build" indicates testing was performed, it lacks specifics. It should specify the OS and any relevant tools used for the build (e.g., "Build Host: macOS Ventura, Sphinx"). The "Testing logs before change" and "Testing logs after change" sections are empty and, while perhaps not strictly required for a documentation-only change, including something like a directory listing of the documentation before and after the change would improve thoroughness.

By adding these minor clarifications, the PR will be even stronger and easier for reviewers to assess.

[acassis]

Nice improvement @raiden00pl !!! Kudos!