ci: fix all linter errors found in golangci-lint

Fixing all the linter errors found in golang-ci
lint v1.46.2

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>

internal/kms/aws_metadata.go

@@ -199,8 +199,7 @@ func (kms *awsMetadataKMS) EncryptDEK(volumeID, plainDEK string) (string, error)
 
 	// base64 encode the encrypted DEK, so that storing it should not have
 	// issues
-	encryptedDEK :=
-		base64.StdEncoding.EncodeToString(result.CiphertextBlob)
+	encryptedDEK := base64.StdEncoding.EncodeToString(result.CiphertextBlob)
 
 	return encryptedDEK, nil
 }

internal/kms/kms.go

@@ -269,7 +269,8 @@ func RegisterProvider(provider Provider) bool {
 func (kf *kmsProviderList) buildKMS(
 	tenant string,
 	config map[string]interface{},
-	secrets map[string]string) (EncryptionKMS, error) {
+	secrets map[string]string,
+) (EncryptionKMS, error) {
 	providerName, err := getProvider(config)
 	if err != nil {
 		return nil, err

internal/kms/secretskms.go

@@ -138,7 +138,8 @@ func initSecretsMetadataKMS(args ProviderInitArgs) (EncryptionKMS, error) {
 // fetchEncryptionPassphrase fetches encryptionPassphrase from user provided secret.
 func (kms secretsMetadataKMS) fetchEncryptionPassphrase(
 	config map[string]interface{},
-	defaultNamespace string) (string, error) {
+	defaultNamespace string,
+) (string, error) {
 	var (
 		secretName      string
 		secretNamespace string

internal/kms/vault.go

@@ -302,6 +302,7 @@ func (vc *vaultConnection) Destroy() {
 		tmpFile, ok := vc.vaultConfig[api.EnvVaultCACert]
 		if ok {
 			// ignore error on failure to remove tmpfile (gosec complains)
+			//nolint:forcetypeassert // ignore error on failure to remove tmpfile
 			_ = os.Remove(tmpFile.(string))
 		}
 	}

internal/kms/vault_tokens_test.go

@@ -120,6 +120,7 @@ func TestInitVaultTokensKMS(t *testing.T) {
 	// add tenant "bob"
 	bob := make(map[string]interface{})
 	bob["vaultAddress"] = "https://vault.bob.example.org"
+	//nolint:forcetypeassert // as its a test we dont need to check assertion here.
 	args.Config["tenants"].(map[string]interface{})["bob"] = bob
 
 	_, err = initVaultTokensKMS(args)