Add functional tests for cFE ES Performance Monitor APIs

[zanzaben]

Is your feature request related to a problem? Please describe.
Need open source functional tests for certifiability

Describe the solution you'd like
Add functional tests for cFE Performance Monitor APIs
– CFE_ES_PerfLogEntry - Entry marker for use with Software Performance Analysis Tool.
– CFE_ES_PerfLogExit - Exit marker for use with Software Performance Analysis Tool.
– CFE_ES_PerfLogAdd - Function called by CFE_ES_PerfLogEntry and CFE_ES_PerfLogExit macros.

Describe alternatives you've considered
N/A

Additional context
N/A

Requester Info
Alex Campbell GSFC

[zanzaben]

duplicate of #812