Add runtime codec libs to fuzzer

The AIDL fuzzer attempts to dlopen all of these libraries, so we add
them to runtime_libs to make sure they are available on the device.

Test: adb shell  LD_LIBRARY_PATH=/data/fuzz/x86_64/lib/
/data/fuzz/x86_64/libcodec2-aidl-fuzzer/vendor/libcodec2-aidl-fuzzer
Bug: 300195182

Change-Id: I1b266e1325e494b47108dd1b5507d07d28078fba