Merge pull request #1506 from RazaGR/fix/domain-endpoint-method

fix: domain list endpoint only accepts get requests

.changelog/1506.txt

@@ -0,0 +1,3 @@
+```release-note:bug
+registrar: Fix request method to call domain list endpoint from POST to GET
+```

registrar.go

@@ -104,7 +104,7 @@ func (api *API) RegistrarDomain(ctx context.Context, accountID, domainName strin
 func (api *API) RegistrarDomains(ctx context.Context, accountID string) ([]RegistrarDomain, error) {
 	uri := fmt.Sprintf("/accounts/%s/registrar/domains", accountID)
 
-	res, err := api.makeRequestContext(ctx, http.MethodPost, uri, nil)
+	res, err := api.makeRequestContext(ctx, http.MethodGet, uri, nil)
 	if err != nil {
 		return []RegistrarDomain{}, err
 	}

registrar_test.go

@@ -116,7 +116,7 @@ func TestRegistrarDomains(t *testing.T) {
 	defer teardown()
 
 	handler := func(w http.ResponseWriter, r *http.Request) {
-		assert.Equal(t, http.MethodPost, r.Method, "Expected method 'POST', got %s", r.Method)
+		assert.Equal(t, http.MethodGet, r.Method, "Expected method 'GET', got %s", r.Method)
 		w.Header().Set("content-type", "application/json")
 		fmt.Fprintf(w, `{
 			"success": true,