gitea: update to 1.26.2. #70427

Job	Run time
Lint templates	42s
Build packages (aarch64, x86_64, glibc, linux/amd64, 0)	5m 17s
Build packages (i686, i686, glibc, linux/386, 1)	11m 41s
Build packages (armv6l-musl, x86_64-musl, musl, linux/amd64, 0)	5m 11s
Build packages (x86_64, x86_64, glibc, linux/amd64, 1)	10m 25s
Build packages (x86_64-musl, x86_64-musl, musl, linux/amd64, 1)	10m 7s
Build packages (armv7l, x86_64, glibc, linux/amd64, 0)	5m 6s
Build packages (aarch64-musl, x86_64-musl, musl, linux/amd64, 0)	4m 45s
	53m 14s

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