Fixed Improper Method Call: Replaced `mktemp` #28663

Job	Run time
collect-and-verify	4m 48s
lms-1(py=3.11,dj=pinned,mongo=7.0)	9m 53s
lms-2(py=3.11,dj=pinned,mongo=7.0)	11m 35s
lms-3(py=3.11,dj=pinned,mongo=7.0)	14m 52s
lms-4(py=3.11,dj=pinned,mongo=7.0)	19m 59s
lms-5(py=3.11,dj=pinned,mongo=7.0)	11m 58s
lms-6(py=3.11,dj=pinned,mongo=7.0)	16m 4s
openedx-1-with-lms(py=3.11,dj=pinned,mongo=7.0)	11m 9s
openedx-2-with-lms(py=3.11,dj=pinned,mongo=7.0)	14m 43s
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 22s
cms-1(py=3.11,dj=pinned,mongo=7.0)	4m 35s
cms-2(py=3.11,dj=pinned,mongo=7.0)	12m 42s
common-with-lms(py=3.11,dj=pinned,mongo=7.0)	9m 48s
common-with-cms(py=3.11,dj=pinned,mongo=7.0)	5m 50s
xmodule-with-lms(py=3.11,dj=pinned,mongo=7.0)	8m 48s
xmodule-with-cms(py=3.11,dj=pinned,mongo=7.0)	8m 37s
compile-warnings-report	15s
coverage (3.11)	1m 53s
Unit tests successful	4s
merge-artifacts	8s
	3h 2m 10s

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