Bump github.com/prometheus/client_golang from 1.19.1 to 1.20.5 #471

Job	Run time
Determine Go toolchain version	8s
get-product-version	3s
generate-metadata-file	27s
Go 1.22.8 linux arm build	54s
Go 1.22.8 freebsd 386 build	53s
Go 1.22.8 linux arm64 build	1m 1s
Go 1.22.8 freebsd amd64 build	43s
Go 1.22.8 linux 386 build	51s
Go 1.22.8 freebsd arm build	46s
Go 1.22.8 linux amd64 build	54s
Go 1.22.8 windows 386 build	44s
Go 1.22.8 darwin amd64 build	44s
Go 1.22.8 windows amd64 build	46s
Go 1.22.8 darwin arm64 build	48s
Go 1.22.8 netbsd 386 build	43s
Go 1.22.8 netbsd amd64 build	44s
Go 1.22.8 netbsd arm build	41s
Go 1.22.8 openbsd 386 build	42s
Go 1.22.8 openbsd amd64 build	44s
Go 1.22.8 openbsd arm build	42s
Go 1.22.8 solaris amd64 build	47s
Docker arm default release build	22s
Docker arm64 default release build	17s
Docker 386 default release build	23s
Docker amd64 default release build	19s
	16m 6s

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