Print access point capabilities in netremote-cli

[abeltrano]

Type

• Bug fix
• Feature addition
• Feature update
• Documentation
• Build Infrastructure

Side Effects

• Breaking change
• Non-functional change

Goals

• Ensure access point capabilities are displayed in the wifi enumaps cli command.

Technical Details

• Add function to convert a AccessPointCapabilities to a string.
• Use the conversion function to print out the capabilities in response to the `wifi enumapsa cli command.

Test Results

• All unit tests pass.

Reviewer Focus

• None

Future Work

• None

Checklist

• Build target all compiles cleanly.
• clang-format and clang-tidy deltas produced no new output.
• Newly added functions include doxygen-style comment block.