Switch to awk for zone and node name extraction

[goat-ssh]

Summary of changes

With the move to AlmaLinux 10 base image the rev util is not present anymore.

Checklist

• Link to issue this PR refers to: Remove dependency on undocumented binaries in crate docker image #710
• Relevant changes are reflected in CHANGES.rst
• Added or changed code is covered by tests
• Documentation has been updated if necessary
• Changed code does not contain any breaking changes (or this is a major version change)

[proddata]

The test for the gcp region also needs to be fixed:

crate-operator/tests/test_create.py

Lines 662 to 664 in fe80d38

	CloudProvider.GCP,
	"'http://169.254.169.254/computeMetadata/v1/instance/zone'",
	" -H 'Metadata-Flavor: Google' | rev | cut -d '/' -f 1 | rev",