Update alpine version for sherlock workflow (#5718)

**What's the problem this PR addresses?**
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The Sherlock GitHub Action has been failing because the Alpine version
specified for the Docker container only has packages for node 16.

**How did you fix it?**
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Updated the Alpine version

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scripts/actions/local-yarn-command/Dockerfile

@@ -1,4 +1,4 @@
-FROM alpine:3.15
+FROM alpine:3.18
 
 LABEL "com.github.actions.name"="local-yarn-command"
 LABEL "com.github.actions.description"="Run a Yarn command using the checked-in build"