Remove URL syntax validation for provider address entirely

Signed-off-by: Matheus Pimenta <matheuscscp@gmail.com>

internal/server/event_handlers.go

@@ -281,10 +281,6 @@ func createNotifier(ctx context.Context, kubeClient client.Client, provider apiv
 				return nil, "", fmt.Errorf("invalid address in secret: address exceeds maximum length of %d bytes", 2048)
 			}
 			webhook = string(address)
-			_, err := url.Parse(webhook)
-			if err != nil {
-				return nil, "", fmt.Errorf("invalid address in secret '%s': %w", webhook, err)
-			}
 		}
 
 		if p, ok := secret.Data["password"]; ok {

internal/server/event_handlers_test.go

@@ -570,17 +570,6 @@ func TestCreateNotifier(t *testing.T) {
 				"headers": []byte(`foo: bar`),
 			},
 		},
-		{
-			name: "reference to secret with invalid address",
-			providerSpec: &apiv1beta3.ProviderSpec{
-				Type:      "slack",
-				SecretRef: &meta.LocalObjectReference{Name: secretName},
-			},
-			secretData: map[string][]byte{
-				"address": []byte("https://example.com|"),
-			},
-			wantErr: true,
-		},
 		{
 			name: "reference to secret with invalid proxy",
 			providerSpec: &apiv1beta3.ProviderSpec{