Update Test Requirements to have same versions as ...

Update Test Requirements to have same versions as  tf_sig_build_dockerfiles/devel.requirements.txt (#65)

* Add additional gitignore files

* Update requirements with same versions

Keep versions consistent with  tf_sig_build_dockerfiles/devel.requirements.txt

.gitignore

 .*.swp
 *~
+.vscode/
+.idea/**
+.DS_Store
 
 __pycache__
 *.pyo

tf_sig_build_dockerfiles/devel.usertools/test.requirements.txt

 # Test dependencies for pip tests
 grpcio ~= 1.42.0
 portpicker ~= 1.4.0
-scipy ~= 1.5.4
-jax ~= 0.2.18
-jaxlib ~= 0.1.70
+scipy ~= 1.7.3
+jax ~= 0.2.26
+jaxlib ~= 0.1.75