tests: remove support for fedora-39 and add support for fedora-41 (#1… #489

Job	Run time
cache-build-deps	35s
snap-builds (default, pristine)	9m 40s
snap-builds (default, test)	9m 42s
snap-builds (FIPS, pristine)	7m 57s
snap-builds (FIPS, test)	9m 37s
static-checks (1.18)	4m 19s
static-checks (latest/stable)	4m 25s
branch-static-checks	0s
unit-tests-cross-distro (fedora:latest)	7m 37s
unit-tests-special (1.18, snapd_debug)	5m 34s
unit-tests-cross-distro (opensuse/tumbleweed)	6m 6s
unit-tests (1.18, normal)	5m 29s
unit-tests-special (1.18, withbootassetstesting)	5m 20s
unit-tests (latest/stable, normal)	5m 36s
unit-tests-special (1.18, nosecboot)	5m 52s
unit-tests-special (1.18, faultinject)	5m 31s
unit-tests-special (1.18, race)	10m 24s
unit-tests-special (1.18, snapdusergo)	5m 22s
unit-tests-special (latest/stable, snapd_debug)	5m 44s
unit-tests-special (latest/stable, withbootassetstesting)	6m 59s
unit-tests-special (latest/stable, nosecboot)	5m 34s
unit-tests-special (latest/stable, faultinject)	6m 14s
unit-tests-special (latest/stable, race)	10m 39s
unit-tests-special (latest/stable, snapdusergo)	11m 11s
${{ matrix.group }}	0s
code-coverage	7s
	2h 35m 34s

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