git: openjdk/amber-docs: Update templated-strings.md

[JimLaskey]

Changeset: 10f65d25
Author:    JimLaskey <james.laskey at oracle.com>
Date:      2021-09-16 10:12:16 +0000
URL:       https://git.openjdk.java.net/amber-docs/commit/10f65d25d40f5f8ae3204fe3264dafa8435de90e

Update templated-strings.md

! site/design-notes/templated-strings.md