chore: Update module golang.org/x/tools/cmd/goimports to v0.18.0 (#52)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| golang.org/x/tools/cmd/goimports | `v0.17.0` -> `v0.18.0` |
[![age](https://developer.mend.io/api/mc/badges/age/go/golang.org%2fx%2ftools%2fcmd%2fgoimports/v0.18.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/go/golang.org%2fx%2ftools%2fcmd%2fgoimports/v0.18.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/go/golang.org%2fx%2ftools%2fcmd%2fgoimports/v0.17.0/v0.18.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/go/golang.org%2fx%2ftools%2fcmd%2fgoimports/v0.17.0/v0.18.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
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Makefile

@@ -21,7 +21,7 @@ GOLANGCI_LINT_VERSION := v1.56.0
 # renovate datasource=go depName=golang.org/x/vuln/cmd/govulncheck
 GOVULNCHECK_VERSION := v1.0.4
 # renovate datasource=go depName=golang.org/x/tools/cmd/goimports
-GOIMPORTS_VERSION := v0.17.0
+GOIMPORTS_VERSION := v0.18.0
 
 # Check if the program is present in $PATH and install otherwise.
 # ${1} - oneOf{binary,yarn}