Update architecture docs #1251

Job	Run time
check-commits	9s
build / build	12s
lint / lint (3.13)	34s
lint / lint (3.11)	35s
codeql / Analyze	1m 4s
docs / build	56s
test / unittest	20s
test / test (3.73, true, ['pulp-certguard', 'pulp_container', 'pulp_file', 'pulp_python', 'pulp_rpm'], 3...	13m 33s
test / test (3.63, true, true, 3.10)	14m 54s
test / test (latest, 3.1.1, 3.11, true)	16m 2s
test / test (3.39, 3.12)	15m 49s
test / test (3.49, true, 3.10)	14m 16s
test / test (3.28, true, 3.13)	15m 14s
test / test (nightly, /relocated/djnd/, true, 3.11)	14m 45s
test / test (3.22, true, /relocated/djnd/, 3.9)	13m 27s
ready-to-ship	2s
	2h 1m 52s

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