Merge topic 'instrumentation-quote-command' into release-4.0

4e7b37cad3 instrumentation: Quote command arguments to preserve separation
99cd4d979b CTest: Fix startTime in test snippets when using instrumentation

Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: buildbot <buildbot@kitware.com>
Merge-request: !10386