build(deps): bump signals in /app in the dependencies group

Bumps the dependencies group in /app with 1 update: [signals](https://github.com/rodydavis/signals.dart).


Updates `signals` from 5.4.0 to 5.5.0
- [Release notes](https://github.com/rodydavis/signals.dart/releases)
- [Commits](rodydavis/signals.dart@v5.4.0...v5.5.0)

---
updated-dependencies:
- dependency-name: signals
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>

app/pubspec.lock

@@ -1044,26 +1044,26 @@ packages:
     dependency: "direct main"
     description:
       name: signals
-      sha256: cddc9f5258cf53a56f512dd2c9c4c4bd93d7a927fb321ba9132d3434eaa2122c
+      sha256: "4ea50be15466de9460af2e1ac2b189e2f772bd7f0ccb84d72e1f6f9fea828138"
       url: "https://pub.dev"
     source: hosted
-    version: "5.4.0"
+    version: "5.5.0"
   signals_core:
     dependency: transitive
     description:
       name: signals_core
-      sha256: "534843854cf805f0a9f58e47ab5c105fc8ef7f61c2f9a4cce6617adb503bc5b0"
+      sha256: f4af1dd285e89bf0bb268676c9d175ea6fb6a894d81260f6b564decad46ad240
       url: "https://pub.dev"
     source: hosted
-    version: "5.4.0"
+    version: "5.5.0"
   signals_flutter:
     dependency: transitive
     description:
       name: signals_flutter
-      sha256: d6adb1b4ece00191d1448187c2393ca82779fd59c70aa11c8d9af937286f06c7
+      sha256: "2d9678e39d698ca633c8609872354797511f2af33b4d4ee7b6bfeb487aad6258"
       url: "https://pub.dev"
     source: hosted
-    version: "5.4.0"
+    version: "5.5.0"
   signals_lint:
     dependency: "direct dev"
     description:
@@ -1289,10 +1289,10 @@ packages:
     dependency: transitive
     description:
       name: vm_service
-      sha256: f652077d0bdf60abe4c1f6377448e8655008eef28f128bc023f7b5e8dfeb48fc
+      sha256: "5c5f338a667b4c644744b661f309fb8080bb94b18a7e91ef1dbd343bed00ed6d"
       url: "https://pub.dev"
     source: hosted
-    version: "14.2.4"
+    version: "14.2.5"
   watcher:
     dependency: transitive
     description:

app/pubspec.yaml

@@ -45,7 +45,7 @@ dependencies:
   oidc_default_store: ^0.2.0+8
   oidc: ^0.7.0
   package_info_plus: ^8.0.2
-  signals: ^5.4.0
+  signals: ^5.5.0
   url_launcher: ^6.3.0
   flutter_launcher_icons: ^0.13.1
   mutex: ^3.1.0