[9.0] Use DIRACX_CA_PATH to communicate to diracx and S3

[atsareg]

With this fix DIRAC9 clients can communicate to diracx and S3 minIO storage with are set up with IGTF non-default certificates using the DIRACX_CA_PATH environment.

BEGINRELEASENOTES

*Framework FIX: Use DIRACX_CA_PATH to communicate to diracx

*WorkloadManagement FIX: Use DIRACX_CA_PATH to communicate to S3

ENDRELEASENOTES

[chrisburr]

With this fix DIRAC9 clients can communicate to diracx and S3 minIO storage with are set up with IGTF non-default certificates using the DIRACX_CA_PATH environment.

If you do this you're going to have issues with the DiracX web app.