Detect native code loading by untrusted_app.

Modify the regex to cover untrusted_app as well as untrusted_app_25
and untrusted_app_27.

Add a test to verify.

Bug: 126536482
Test: atest DynamicCodeLoggerIntegrationsTests
Change-Id: Ie4cbabfb55a5e78868cc6ee8ec46270ab3bf75d1