Bump minimum python version #3832

Job	Run time
test / Lint Test	17s
test-with-sslib-main / Test securesystemslib main branch (not a merge blocker)	17s
test / Tests (3.10, ubuntu-latest)	24s
test / Tests (3.12, ubuntu-latest)	28s
test / Tests (3.14, ubuntu-latest)	18s
test / Tests (3.x, macos-latest)	20s
test / Tests (3.13, ubuntu-latest)	25s
test / Tests (3.x, windows-latest)	1m 5s
test / Tests (3.11, ubuntu-latest)	19s
test / coveralls-fin	11s
test / All tests passed	2s
	4m 6s

Provide feedback