Lint issue in dependencyproxy package

internal/dependencyproxy/dependencyproxy.go:78: Function 'Inject' is too long (70 > 60) (funlen)
internal/dependencyproxy/dependencyproxy.go:116:32: `cancelled` is a misspelling of `canceled` (misspell)
internal/dependencyproxy/dependencyproxy_test.go:376:4: go-require: do not use assert.FailNow in http handlers (testifylint)
internal/dependencyproxy/dependencyproxy_test.go:403:33: `artifically` is a misspelling of `artificially` (misspell)
internal/dependencyproxy/dependencyproxy_test.go:428: internal/dependencyproxy/dependencyproxy_test.go:428: Line contains TODO/BUG/FIXME/NOTE/OPTIMIZE/HACK: "note that the timeout duration here is s..." (godox)