feat: added skip_if_soc marker for idf target

[horw]

Description

This PR introduces a skip_if_soc marker that helps filter targets based on their SOC_CAPS.h attributes.

Related

Closes #326

Testing

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Checklist

Before submitting a Pull Request, please ensure the following:

• 🚨 This PR does not introduce breaking changes.
• All CI checks (GH Actions) pass.
• Documentation is updated as needed.
• Tests are updated or added as necessary.
• Code is well-commented, especially in complex areas.
• Git history is clean — commits are squashed to the minimum necessary.

[hfudev]

LGTM.

[horw]

Let's mock esp_bool_parser's SUPPORTED_TARGET, and SOC_CAPS, because we don't dependent on ESP-IDF repo itself; let's just mock them.

[hfudev]

Let's mock esp_bool_parser's SUPPORTED_TARGET, and SOC_CAPS, because we don't dependent on ESP-IDF repo itself; let's just mock them.

sure. we could create a temp IDF_PATH folder, and create IDF_PATH/tools/cmake/version.cmake and IDF_PATH/components/soc/<target>/include/soc/soc_caps.h to mock it.

[hfudev]

LGTM. please also add a documentation page under usages/markers.rst