Change "vobstag" to "vobtag" in ClearCase implementation.
Review Request #11498 — Created March 2, 2021 and submitted
The ClearCase client was entirely third-party contributed, and now that
I'm more familiar with how ClearCase works, one of the things that's odd
about it is the use of the name
vobstag. I suspect this was meant to
mean the "VOB's tag", but it's still quite odd and doesn't really match
the way we name variables. This change updates it to use
Ran unit tests.