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

[JimLaskey]

Changeset: c5181e05
Author:    JimLaskey <james.laskey at oracle.com>
Date:      2021-09-16 10:09:17 +0000
URL:       https://git.openjdk.java.net/amber-docs/commit/c5181e052df36cb104466fe78537c1c70ca37c8c

Update templated-strings.md

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