libmbim-glib,test: add fuzzer test for mbim_message_validate()
Right now it only works when building with clang:
$ env CC=clang meson setup build -Dfuzzer=true
$ ninja -C build
$ ./build/src/libmbim-glib/test/test-message-fuzzer
Right now it only works when building with clang:
$ env CC=clang meson setup build -Dfuzzer=true
$ ninja -C build
$ ./build/src/libmbim-glib/test/test-message-fuzzer