Build(deps-dev): Bump @embroider/compat in the embroider group (#27703)

Bumps the embroider group with 1 update: [@embroider/compat](https://github.com/embroider-build/embroider/tree/HEAD/packages/compat).


Updates `@embroider/compat` from 3.5.5 to 3.5.6
- [Release notes](https://github.com/embroider-build/embroider/releases)
- [Changelog](https://github.com/embroider-build/embroider/blob/main/CHANGELOG.md)
- [Commits](https://github.com/embroider-build/embroider/commits/HEAD/packages/compat)

---
updated-dependencies:
- dependency-name: "@embroider/compat"
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: embroider
...

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

app/assets/javascripts/discourse/package.json

@@ -43,7 +43,7 @@
     "@ember/render-modifiers": "^2.1.0",
     "@ember/string": "^3.1.1",
     "@ember/test-helpers": "^3.3.0",
-    "@embroider/compat": "^3.5.5",
+    "@embroider/compat": "^3.5.6",
     "@embroider/core": "^3.4.14",
     "@embroider/macros": "^1.13.1",
     "@embroider/router": "^2.1.8",

yarn.lock

@@ -1449,10 +1449,10 @@
     "@babel/core" "^7.14.5"
     babel-loader "^9.0.0"
 
-"@embroider/compat@^3.5.5":
-  version "3.5.5"
-  resolved "https://registry.yarnpkg.com/@embroider/compat/-/compat-3.5.5.tgz#bdd57502b6bad96092c807a5b4f0f01e2514019e"
-  integrity sha512-AFdsoitgxdU4VDmoGJohvPJtcQ0hpNrueHDHaeY1agPw18+CD+NQNtKI6BbGltEvneNBgWn8xaRChNqj+1tXoQ==
+"@embroider/compat@^3.5.6":
+  version "3.5.6"
+  resolved "https://registry.yarnpkg.com/@embroider/compat/-/compat-3.5.6.tgz#c017976cc75de9da5a54480443b5f8c64173f67a"
+  integrity sha512-yATWUTGrbHms/FLBe+tbvmmTWqfkTxUrgQTaagwjXSsVRkI5IBIX6CKfGMn/iaHcEQuTVmMJMxIT1X1XRJJqNw==
   dependencies:
     "@babel/code-frame" "^7.14.5"
     "@babel/core" "^7.14.5"