fix: downgrade karma-spec-reporter to fix JS test logging #32219

Job	Run time
collect-and-verify	4m 11s
lms-1(py=3.11,dj=pinned,mongo=7.0)	10m 23s
lms-2(py=3.11,dj=pinned,mongo=7.0)	11m 57s
lms-3(py=3.11,dj=pinned,mongo=7.0)	16m 18s
lms-4(py=3.11,dj=pinned,mongo=7.0)	21m 15s
lms-5(py=3.11,dj=pinned,mongo=7.0)	11m 41s
lms-6(py=3.11,dj=pinned,mongo=7.0)	15m 51s
openedx-1-with-lms(py=3.11,dj=pinned,mongo=7.0)	11m 44s
openedx-2-with-lms(py=3.11,dj=pinned,mongo=7.0)	15m 23s
openedx-1-with-cms(py=3.11,dj=pinned,mongo=7.0)	8m 33s
openedx-2-with-cms(py=3.11,dj=pinned,mongo=7.0)	6m 21s
cms-1(py=3.11,dj=pinned,mongo=7.0)	4m 47s
cms-2(py=3.11,dj=pinned,mongo=7.0)	13m 0s
common-with-lms(py=3.11,dj=pinned,mongo=7.0)	9m 28s
common-with-cms(py=3.11,dj=pinned,mongo=7.0)	5m 33s
xmodule-with-lms(py=3.11,dj=pinned,mongo=7.0)	8m 37s
xmodule-with-cms(py=3.11,dj=pinned,mongo=7.0)	8m 26s
xmodule-with-cms(py=3.11,dj=pinned,mongo=7.0)	8m 39s
xmodule-with-lms(py=3.11,dj=pinned,mongo=7.0)	8m 45s
compile-warnings-report	12s
Unit tests successful	2s
coverage (3.11)	13s
merge-artifacts	6s
	3h 21m 25s

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