fix(material-experimental/mdc-form-field): update src/material-experimental/mdc-form-field/form-field.ts

Co-authored-by: Paul Gschwendtner <paulgschwendtner@gmail.com>

Author: mmalerba

src/material-experimental/mdc-form-field/form-field.ts

@@ -678,7 +678,7 @@ export class MatFormField
 
     // Update the translateX of the floating label to account for the prefix container,
     // but allow the CSS to override this setting via a CSS variable when the label is
-    // docked.
+    // floating.
     floatingLabel.style.transform = `var(
         --mat-mdc-form-field-label-transform,
         ${FLOATING_LABEL_DEFAULT_DOCKED_TRANSFORM} translateX(${labelHorizontalOffset}px