feat: updating readmes for program/cert/creds apps #26669

Job	Run time
collect-and-verify	4m 53s
lms-1(py=3.11,dj=pinned,mongo=7.0)	13m 15s
lms-2(py=3.11,dj=pinned,mongo=7.0)	14m 25s
lms-3(py=3.11,dj=pinned,mongo=7.0)	19m 31s
lms-4(py=3.11,dj=pinned,mongo=7.0)	25m 6s
lms-5(py=3.11,dj=pinned,mongo=7.0)	12m 25s
lms-6(py=3.11,dj=pinned,mongo=7.0)	19m 38s
openedx-1-with-lms(py=3.11,dj=pinned,mongo=7.0)	16m 5s
openedx-2-with-lms(py=3.11,dj=pinned,mongo=7.0)	18m 57s
openedx-1-with-cms(py=3.11,dj=pinned,mongo=7.0)	11m 30s
openedx-2-with-cms(py=3.11,dj=pinned,mongo=7.0)	7m 53s
cms-1(py=3.11,dj=pinned,mongo=7.0)	5m 26s
cms-2(py=3.11,dj=pinned,mongo=7.0)	19m 32s
common-with-lms(py=3.11,dj=pinned,mongo=7.0)	11m 57s
common-with-cms(py=3.11,dj=pinned,mongo=7.0)	6m 23s
xmodule-with-lms(py=3.11,dj=pinned,mongo=7.0)	7m 43s
xmodule-with-cms(py=3.11,dj=pinned,mongo=7.0)	7m 51s
Unit tests successful	2s
compile-warnings-report	10s
coverage (3.11)	1m 34s
merge-artifacts	6s
	3h 44m 22s

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