[RESTRICT AUTOMERGE]: Fix Crash Parser appending signals/patterns

Bug: 157155796
Test: append to a signal/pattern to a crash parser config object
Change-Id: I3bd3ed17cef2c823d3dbee35fa2daea68809fda1
Merged-In: I3bd3ed17cef2c823d3dbee35fa2daea68809fda1
1 file changed