Javascript dependency: Bump flatted from 3.4.1 to 3.4.2 in /runtime

Bumps [flatted](https://github.com/WebReflection/flatted) from 3.4.1 to 3.4.2.
- [Commits](WebReflection/flatted@v3.4.1...v3.4.2)

---
updated-dependencies:
- dependency-name: flatted
  dependency-version: 3.4.2
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

runtime/yarn.lock

@@ -1001,9 +1001,9 @@ __metadata:
   linkType: hard
 
 "flatted@npm:^3.2.9":
-  version: 3.4.1
-  resolution: "flatted@npm:3.4.1"
-  checksum: 10c0/3987a7f1e39bc7215cece001354313b462cdb4fb2dde0df4f7acd9e5016fbae56ee6fb3f0870b2150145033be8bda4f01af6f87a00946049651131bbfca7dfa6
+  version: 3.4.2
+  resolution: "flatted@npm:3.4.2"
+  checksum: 10c0/a65b67aae7172d6cdf63691be7de6c5cd5adbdfdfe2e9da1a09b617c9512ed794037741ee53d93114276bff3f93cd3b0d97d54f9b316e1e4885dde6e9ffdf7ed
   languageName: node
   linkType: hard