[BUG] CuFileJni.cpp should include file path to Exception messages for diagnostics

**Describe the bug**
Error messages in CuFileJni.cpp don't include path leave user wondering what filesystem causes issues

**Steps/Code to reproduce bug**
Run CuFileTest on a system without GDS NVIDIA/spark-rapids-jni#238

**Expected behavior**
Expect to see the file path to which the error reported pertains

**Environment overview (please complete the following information)**
- docker in spark-rapids-jni, bare metal

**Environment details**
N/A

**Additional context**
NVIDIA/spark-rapids-jni#238