build(deps): Bump mozphab from 0.1.72 to 0.1.74 in /integration (#448)

Bumps [mozphab](https://github.com/mozilla-conduit/review) from 0.1.72 to 0.1.74.
- [Release notes](https://github.com/mozilla-conduit/review/releases)
- [Commits](https://github.com/mozilla-conduit/review/commits)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

integration/requirements.txt

@@ -1,2 +1,2 @@
-MozPhab==0.1.72
+MozPhab==0.1.74
 pyyaml==5.3