[rocprofiler-compute] Pin dependencies version in requirements-test.txt (#2861)

* Pin versions in requirements-test.txt

- Validated compatibility to version pins in requirements.txt
- Validated compatibility with pytest, ctest, automatic test suite
- Validated compatibility with Python 3.9, 3.10, 3.11, and 3.12.

* Remove unused mock dependency

projects/rocprofiler-compute/requirements-test.txt

@@ -1,5 +1,4 @@
-mock
-pytest
-pytest-cov
-pytest-xdist
-scipy
+pytest==8.0.2
+pytest-cov==5.0.0
+pytest-xdist==3.5.0
+scipy==1.11.4