add windows-2025 to the build matrix #2197

Job	Run time
installer (ubuntu-latest, cpanm, 5.40, default)	7s
installer (ubuntu-latest, cpanm, 5.8, default)	8s
installer (ubuntu-latest, cpm, 5.40, default)	6s
installer (ubuntu-latest, cpm, 5.8, default)	6s
installer (ubuntu-latest, carton, 5.40, default)	7s
installer (ubuntu-latest, carton, 5.8, default)	6s
installer (macos-latest, cpanm, 5.40, default)	10s
installer (macos-latest, cpanm, 5.8, default)	11s
installer (macos-latest, cpm, 5.40, default)	9s
installer (macos-latest, cpm, 5.8, default)	9s
installer (macos-latest, carton, 5.40, default)	10s
installer (macos-latest, carton, 5.8, default)	10s
installer (windows-latest, cpanm, 5.40, default)	33s
installer (windows-latest, cpanm, 5.8, default)	32s
installer (windows-latest, cpm, 5.40, default)	22s
installer (windows-latest, cpm, 5.8, default)	21s
installer (windows-latest, carton, 5.40, default)	21s
installer (windows-latest, carton, 5.8, default)	19s
installer (5.40, windows-latest, cpanm, strawberry)	23s
installer (5.40, windows-latest, cpm, strawberry)	35s
installer (5.40, windows-latest, carton, strawberry)	26s
installer (5.8, windows-latest, cpanm, strawberry)	22s
installer (5.8, windows-latest, cpm, strawberry)	21s
installer (5.8, windows-latest, carton, strawberry)	18s
	6m 32s

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