feat!: Dropping Sass support from builtin poll block #29331

Job	Run time
collect-and-verify	4m 20s
lms-1(py=3.11,dj=pinned,mongo=7.0)	9m 39s
lms-2(py=3.11,dj=pinned,mongo=7.0)	11m 34s
lms-3(py=3.11,dj=pinned,mongo=7.0)	15m 29s
lms-4(py=3.11,dj=pinned,mongo=7.0)	19m 52s
lms-5(py=3.11,dj=pinned,mongo=7.0)	11m 10s
lms-6(py=3.11,dj=pinned,mongo=7.0)	15m 29s
openedx-1-with-lms(py=3.11,dj=pinned,mongo=7.0)	11m 2s
openedx-2-with-lms(py=3.11,dj=pinned,mongo=7.0)	14m 50s
openedx-1-with-cms(py=3.11,dj=pinned,mongo=7.0)	8m 22s
openedx-2-with-cms(py=3.11,dj=pinned,mongo=7.0)	6m 48s
cms-1(py=3.11,dj=pinned,mongo=7.0)	5m 26s
cms-2(py=3.11,dj=pinned,mongo=7.0)	12m 24s
common-with-lms(py=3.11,dj=pinned,mongo=7.0)	9m 34s
common-with-cms(py=3.11,dj=pinned,mongo=7.0)	5m 48s
xmodule-with-lms(py=3.11,dj=pinned,mongo=7.0)	8m 54s
xmodule-with-cms(py=3.11,dj=pinned,mongo=7.0)	8m 51s
Unit tests successful	2s
compile-warnings-report	10s
coverage (3.11)	1m 42s
merge-artifacts	10s
	3h 1m 36s

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