Fixed expression in example for input mask converter#440

AlexanderGebuhr merged 1 commit into18.1.xdynamic-forms/dynamic-forms:18.1.xfrom

bugfix/18.1.x-input-mask-converter-example-expressiondynamic-forms/dynamic-forms:bugfix/18.1.x-input-mask-converter-example-expressionCopy head branch name to clipboard