Mention gopher64 as a new adoption case #385

Job	Run time
host-x86 (x86_64, clang++)	28s
host-x86 (x86_64, g++)	1m 53s
host-win (x86_64)	56s
host-win (aarch64)	44s
host-win (armv7)	45s
host-arm (armv7, none, none, clang++-15)	4m 41s
host-win-msvc	1m 0s
host-arm (armv7, none, none, g++)	3m 22s
host-arm (aarch64, none, none, g++)	3m 0s
host-arm (aarch64, crypto+crc, none, g++)	2m 52s
host-arm (aarch64, crypto+crc, none, clang++-15)	4m 39s
host-arm (armv7, none, -mcpu=cortex-a32 -mfpu=neon-fp-armv8, clang++-15)	5m 3s
coding-style	11s
host-arm (armv7, none, -mcpu=cortex-a32 -mfpu=neon-fp-armv8, g++)	3m 16s
host-arm (aarch64, none, none, clang++-15)	4m 48s
test-win-msvc	48s
	38m 26s

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