chore(cryostat-web): bump to latest cryostat-v4.0

[andrewazores]

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See #132
See cryostatio/cryostat-web#1566

Description of the change:

This change allows an environment variable to be configured so that...

Motivation for the change:

This change is helpful because users may want to...

How to manually test:

1. Run CRYOSTAT_IMAGE=quay.io... bash smoketest.bash...
2. ...