Update TestableExtensionRuntime

[cacheung]

Update TestableExtensionRuntime and podfile.lock.

Description

Related Issue

Motivation and Context

How Has This Been Tested?

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• I have signed the Adobe Open Source CLA.
• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.

[codecov]

Codecov Report

Merging #61 (022fe4a) into dev (4035411) will decrease coverage by 3.87%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##              dev      #61      +/-   ##
==========================================
- Coverage   85.81%   81.94%   -3.87%     
==========================================
  Files           4        4              
  Lines         155      155              
==========================================
- Hits          133      127       -6     
- Misses         22       28       +6