Add Debian Bookworm image with GCC 15 (#34) #148

Job	Run time
build (linux/amd64, ubuntu-24.04, bookworm, gcc, 14)	1m 43s
build (linux/amd64, ubuntu-24.04, bookworm, clang, 20)	1m 40s
build (linux/amd64, ubuntu-24.04, bookworm, clang, 18)	1m 57s
build (linux/arm64, ubuntu-24.04-arm, bookworm, clang, 16)	1m 58s
build (linux/arm64, ubuntu-24.04-arm, bookworm, clang, 19)	1m 58s
build (linux/amd64, ubuntu-24.04, bookworm, gcc, 12)	1m 37s
build (linux/arm64, ubuntu-24.04-arm, bookworm, gcc, 15)	1m 45s
build (linux/arm64, ubuntu-24.04-arm, bookworm, clang, 18)	2m 5s
build (linux/amd64, ubuntu-24.04, bookworm, clang, 17)	1m 42s
build (linux/arm64, ubuntu-24.04-arm, bookworm, gcc, 14)	1m 44s
build (linux/arm64, ubuntu-24.04-arm, bookworm, gcc, 12)	1m 52s
build (linux/arm64, ubuntu-24.04-arm, bookworm, clang, 17)	1m 56s
build (linux/arm64, ubuntu-24.04-arm, bookworm, gcc, 13)	1m 46s
build (linux/amd64, ubuntu-24.04, bookworm, clang, 19)	1m 49s
build (linux/amd64, ubuntu-24.04, bookworm, gcc, 15)	1m 41s
build (linux/arm64, ubuntu-24.04-arm, bookworm, clang, 20)	1m 59s
build (linux/amd64, ubuntu-24.04, bookworm, gcc, 13)	1m 39s
build (linux/amd64, ubuntu-24.04, bookworm, clang, 16)	1m 48s
merge (bookworm, gcc, 14)	14s
merge (bookworm, gcc, 12)	20s
merge (bookworm, clang, 16)	12s
merge (bookworm, clang, 19)	15s
merge (bookworm, clang, 18)	15s
merge (bookworm, clang, 17)	17s
merge (bookworm, clang, 20)	16s
merge (bookworm, gcc, 13)	12s
	34m 40s

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