fix: allow update of empty template description (#7225)

cli/templateedit_test.go

@@ -167,11 +167,13 @@ func TestTemplateEdit(t *testing.T) {
 
 		// Test the cli command.
 		displayName := "New Display Name 789"
+		description := "New Description ABC"
 		icon := "/icons/new-icon.png"
 		cmdArgs := []string{
 			"templates",
 			"edit",
 			template.Name,
+			"--description", description,
 			"--display-name", displayName,
 			"--icon", icon,
 		}
@@ -186,8 +188,8 @@ func TestTemplateEdit(t *testing.T) {
 		// Assert that the template metadata changed.
 		updated, err := client.Template(context.Background(), template.ID)
 		require.NoError(t, err)
-		assert.Equal(t, template.Name, updated.Name)             // doesn't change
-		assert.Equal(t, initialDescription, updated.Description) // doesn't change
+		assert.Equal(t, template.Name, updated.Name) // doesn't change
+		assert.Equal(t, description, updated.Description)
 		assert.Equal(t, displayName, updated.DisplayName)
 		assert.Equal(t, icon, updated.Icon)
 	})
@@ -234,9 +236,9 @@ func TestTemplateEdit(t *testing.T) {
 		require.NoError(t, err)
 		// Properties don't change
 		assert.Equal(t, template.Name, updated.Name)
-		assert.Equal(t, template.Description, updated.Description)
 		// These properties are removed, as the API considers it as "delete" request
 		// See: https://github.com/coder/coder/issues/5066
+		assert.Equal(t, "", updated.Description)
 		assert.Equal(t, "", updated.Icon)
 		assert.Equal(t, "", updated.DisplayName)
 	})