Ladakh800bcls: Bsp: Add bsp tests

[chee-zhang]

Pre-submission checklist

• I've ran the linters locally and fixed lint errors related to the files I modified in this PR. You can install the linters by running pip install -r requirements-dev.txt && pre-commit install
• pre-commit run

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trim trailing whitespace.................................................Passed
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check json...............................................................Passed
check for merge conflicts................................................Passed
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Summary

This PR is to add basic Bsp tests items.

• Add MCB_CPLD I2C tests
• Add MCB_FAN_CPLD fan tests
• Add 48V_HSC_MONITOR sensor tests

Test Plan

Test report

[==========] 30 tests from 10 test suites ran. (248146 ms total)
[  PASSED  ] 27 tests.
[  SKIPPED ] 3 tests, listed below:
[  SKIPPED ] GpioTest.GpioIsDetectable
[  SKIPPED ] GpioTest.GpioInfo
[  SKIPPED ] GpioTest.GpioGet

bsp_tests.log

[meta-codesync]

@mikechoifb has imported this pull request. If you are a Meta employee, you can view this in D89735319.