Bump preact from 10.5.14 to 10.5.15 (#15033)

Bumps [preact](https://github.com/preactjs/preact) from 10.5.14 to 10.5.15.
- [Release notes](https://github.com/preactjs/preact/releases)
- [Commits](https://github.com/preactjs/preact/compare/10.5.14...10.5.15)

---
updated-dependencies:
- dependency-name: preact
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -169,7 +169,7 @@
     "postcss-cssnext": "^3.1.0",
     "postcss-smart-import": "^0.7.6",
     "postscribe": "^2.0.8",
-    "preact": "^10.5.14",
+    "preact": "^10.5.15",
     "prop-types": "^15.7.2",
     "pusher-js": "^7.0.3",
     "rails-erb-loader": "^5.5.2",

yarn.lock

@@ -12313,10 +12313,10 @@ postscribe@^2.0.8:
   dependencies:
     prescribe ">=1.1.2"
 
-preact@^10.5.14:
-  version "10.5.14"
-  resolved "https://registry.yarnpkg.com/preact/-/preact-10.5.14.tgz#0b14a2eefba3c10a57116b90d1a65f5f00cd2701"
-  integrity sha512-KojoltCrshZ099ksUZ2OQKfbH66uquFoxHSbnwKbTJHeQNvx42EmC7wQVWNuDt6vC5s3nudRHFtKbpY4ijKlaQ==
+preact@^10.5.15:
+  version "10.5.15"
+  resolved "https://registry.yarnpkg.com/preact/-/preact-10.5.15.tgz#6df94d8afecf3f9e10a742fd8c362ddab464225f"
+  integrity sha512-5chK29n6QcJc3m1lVrKQSQ+V7K1Gb8HeQY6FViQ5AxCAEGu3DaHffWNDkC9+miZgsLvbvU9rxbV1qinGHMHzqA==
 
 prelude-ls@^1.2.1:
   version "1.2.1"