kleaf: gcov: Temporarily disable CFI_CLANG

* This is causing crashes due to missing type hashes.
* This should be reverted when
ClangBuiltLinux/linux#1742 is fixed.

Bug: 264407394
Change-Id: Iba23815e321c25ec0ad6aa7c078c834031a34dc8
Signed-off-by: Ulises Mendez Martinez <[email protected]>

Author: Treehugger Robot