Update Cellular_CommonInit error handling

[chinglee-iot]

Description

This PR address the problem reported in forum.

In this PR

• Update Cellular_CommonInit error handling to clean up the cellular interface library if modem port function returns error.

Test Steps

Before this PR, the following test code will have cellular context leakage.

cellularStatus = Cellular_Init( &pCellularHandle, pCommInterface );

cellularStatus is not CELLULAR_SUCCESS due to any one of the following function returns error

cellularStatus = Cellular_ModuleInit( pContext, &pContext->pModuleContext );
cellularStatus = Cellular_ModuleEnableUE( pContext );
cellularStatus = Cellular_ModuleEnableUrc( pContext );

Checklist:

• I have tested my changes. No regression in existing tests.
• I have modified and/or added unit-tests to cover the code changes in this Pull Request.

Related Issue

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