When editing a v2 library xblock, update search index synchronously [FC-0062] #29180

Job	Run time
collect-and-verify	5m 41s
lms-1(py=3.11,dj=pinned,mongo=7.0)	10m 34s
lms-2(py=3.11,dj=pinned,mongo=7.0)	11m 49s
lms-3(py=3.11,dj=pinned,mongo=7.0)	16m 7s
lms-4(py=3.11,dj=pinned,mongo=7.0)	20m 18s
lms-5(py=3.11,dj=pinned,mongo=7.0)	11m 21s
lms-6(py=3.11,dj=pinned,mongo=7.0)	15m 43s
openedx-1-with-lms(py=3.11,dj=pinned,mongo=7.0)	11m 37s
openedx-2-with-lms(py=3.11,dj=pinned,mongo=7.0)	15m 3s
openedx-1-with-cms(py=3.11,dj=pinned,mongo=7.0)	8m 7s
openedx-2-with-cms(py=3.11,dj=pinned,mongo=7.0)	6m 33s
cms-1(py=3.11,dj=pinned,mongo=7.0)	4m 36s
cms-2(py=3.11,dj=pinned,mongo=7.0)	12m 28s
common-with-lms(py=3.11,dj=pinned,mongo=7.0)	9m 54s
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 51s
xmodule-with-cms(py=3.11,dj=pinned,mongo=7.0)	8m 38s
Unit tests successful	3s
compile-warnings-report	10s
coverage (3.11)	1m 44s
merge-artifacts	6s
	3h 5m 11s

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