feat: add tests that uses forum v2 native APIs #253

Job	Run time
collect-and-verify	4m 40s
lms-1(py=3.11,dj=pinned,mongo=7.0)	9m 23s
lms-2(py=3.11,dj=pinned,mongo=7.0)	11m 52s
lms-3(py=3.11,dj=pinned,mongo=7.0)	14m 21s
lms-4(py=3.11,dj=pinned,mongo=7.0)	23m 26s
lms-5(py=3.11,dj=pinned,mongo=7.0)	10m 58s
lms-6(py=3.11,dj=pinned,mongo=7.0)	15m 13s
openedx-1-with-lms(py=3.11,dj=pinned,mongo=7.0)	11m 8s
openedx-2-with-lms(py=3.11,dj=pinned,mongo=7.0)	14m 35s
openedx-1-with-cms(py=3.11,dj=pinned,mongo=7.0)	8m 30s
openedx-2-with-cms(py=3.11,dj=pinned,mongo=7.0)	6m 50s
cms-1(py=3.11,dj=pinned,mongo=7.0)	4m 42s
cms-2(py=3.11,dj=pinned,mongo=7.0)	12m 40s
common-with-lms(py=3.11,dj=pinned,mongo=7.0)	9m 23s
common-with-cms(py=3.11,dj=pinned,mongo=7.0)	5m 15s
xmodule-with-lms(py=3.11,dj=pinned,mongo=7.0)	8m 53s
xmodule-with-cms(py=3.11,dj=pinned,mongo=7.0)	8m 38s
Unit tests successful	3s
coverage	0s
compile-warnings-report	0s
merge-artifacts	0s
	3h 0m 30s

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