chore: experiment with only applying ASAN and LSAN to Magma C files

Signed-off-by: GitHub <noreply@github.com>

.bazelrc

@@ -53,18 +53,14 @@ build:coverage --combined_report=lcov
 build:coverage --instrumentation_filter="//(orc8r|lte)/gateway/(c|python)[/:],-//(orc8r|lte)/protos[/:],-/*/test[/:]"
 
 # ASAN
-build:asan --copt=-fsanitize=address
-build:asan --copt=-fsanitize=undefined
-build:asan --copt=-O0
-build:asan --copt=-fno-omit-frame-pointer
 build:asan --linkopt=-fsanitize=address
 build:asan --linkopt=-fsanitize=undefined
 build:asan --action_env=ASAN_OPTIONS=detect_leaks=1:color=always
+build:asan --per_file_copt=^.*/gateway/c/.*$@-fsanitize=address,-fsanitize=undefined,-O0,-fno-omit-frame-pointer
 
 # LSAN
-build:lsan --copt=-fsanitize=leak
-build:lsan --copt=-fno-omit-frame-pointer
 build:lsan --linkopt=-fsanitize=leak
+build:lsan --per_file_copt=^.*/gateway/c/.*$@-fsanitize=leak,-fno-omit-frame-pointer
 
 # system bazelrc should include config specific to different build envs (--config=vm, --config=devcontainer, etc.)
 try-import /etc/bazelrc