build(deps): bump golang.org/x/net #225

Job	Run time
Go tests	20m 9s
UI tests	4m 4s
Build Prometheus for common architectures (0)	19m 31s
Mixins tests	2m 55s
Build Prometheus for common architectures (1)	18m 47s
Go tests on Windows	9m 14s
Build Prometheus for common architectures (2)	18m 5s
Build Prometheus for all architectures	0s
fuzzing	0s
golangci-lint	1m 13s
Go tests with previous Go version	10m 14s
codeql / Analyze (go)	14m 13s
codeql / Analyze (javascript)	2m 26s
Publish UI on npm Registry	0s
Publish release arfefacts	0s
Publish main branch artifacts	0s
	2h 0m 51s

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