fix: linting (#77)

## Description

<!-- **Please link some issue here describing what you are trying to achieve.**

In case there is no issue present for your PR, please consider creating one.
At least please give us some description what you are trying to achieve and why your change is needed. -->

relates to #1234

## Checklist

- [ ] Issue was linked above
- [ ] Code format was applied: `make fmt`
- [ ] Examples were added / adjusted (see `examples/` directory)
- [x] Docs are up-to-date: `make generate-docs` (will be checked by CI)
- [ ] Unit tests got implemented or updated
- [ ] Acceptance tests got implemented or updated (see e.g. [here](f5f99d1709/stackit/internal/services/dns/dns_acc_test.go))
- [x] Unit tests are passing: `make test` (will be checked by CI)
- [x] No linter issues: `make lint` (will be checked by CI)

Reviewed-on: #77
Co-authored-by: Andre Harms <andre.harms@stackit.cloud>
Co-committed-by: Andre Harms <andre.harms@stackit.cloud>

stackit/provider.go

@@ -46,6 +46,7 @@ var (
 	_ provider.Provider = &Provider{}
 )
 
+//nolint:unused // These constants are defined for future use in retry logic for HTTP requests, which is not yet implemented.
 const (
 	// maxRetries is the maximum number of retries for a failed HTTP request.
 	maxRetries = 3
@@ -123,6 +124,7 @@ type providerModel struct {
 
 // Schema defines the provider-level schema for configuration data.
 func (p *Provider) Schema(_ context.Context, _ provider.SchemaRequest, resp *provider.SchemaResponse) {
+	//nolint:gosec // These are just descriptions, not actual credentials or sensitive information.
 	descriptions := map[string]string{
 		"credentials_path":                   "Path of JSON from where the credentials are read. Takes precedence over the env var `STACKIT_CREDENTIALS_PATH`. Default value is `~/.stackit/credentials.json`.",
 		"service_account_token":              "Token used for authentication. If set, the token flow will be used to authenticate all operations.",
@@ -489,7 +491,8 @@ func (p *Provider) Configure(ctx context.Context, req provider.ConfigureRequest,
 		return
 	}
 
-	//roundTripper := core.NewRetryRoundTripper(
+	//nolint:gocritic // maybe later in the code
+	// roundTripper := core.NewRetryRoundTripper(
 	//	baseRoundTripper,
 	//	maxRetries,
 	//	initialDelay,