fix lint usage of task inside resolve_dependecies.gradle file (#158022)

according to
[Gradle](https://docs.gradle.org/current/userguide/task_configuration_avoidance.htmll)
:`As of Gradle 5.1, we recommend that the configuration avoidance APIs
be used whenever tasks are created.`

![writing-tasks-4](https://github.com/user-attachments/assets/407c79bb-7bfa-4bea-9b13-dec01c60dc1c)
what android studio lint is failing ?
![Capture d’écran 2024-11-01
214856](https://github.com/user-attachments/assets/af745305-6310-406c-b427-fb8a5dd5755c)


## Pre-launch Checklist

- [x] I read the [Contributor Guide] and followed the process outlined
there for submitting PRs.
- [x] I read the [Tree Hygiene] wiki page, which explains my
responsibilities.
- [x] I read and followed the [Flutter Style Guide], including [Features
we expect every widget to implement].
- [x] I signed the [CLA].
- [ ] I listed at least one issue that this PR fixes in the description
above.
- [ ] I updated/added relevant documentation (doc comments with `///`).
- [ ] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [x] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [x] All existing and new tests are passing.

If you need help, consider asking for advice on the #hackers-new channel
on [Discord].

<!-- Links -->
[Contributor Guide]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md#overview
[Tree Hygiene]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md
[test-exempt]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md#tests
[Flutter Style Guide]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Style-guide-for-Flutter-repo.md
[Features we expect every widget to implement]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Style-guide-for-Flutter-repo.md#features-we-expect-every-widget-to-implement
[CLA]: https://cla.developers.google.com/
[flutter/tests]: https://github.com/flutter/tests
[breaking change policy]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md#handling-breaking-changes
[Discord]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Chat.md
[Data Driven Fixes]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Data-driven-Fixes.md

packages/flutter_tools/gradle/resolve_dependencies.gradle

@@ -19,7 +19,7 @@ String storageUrl = System.getenv('FLUTTER_STORAGE_BASE_URL') ?: "https://storag
 String engineRealm = Paths.get(flutterRoot.absolutePath, "bin", "internal", "engine.realm")
         .toFile().text.trim()
 if (engineRealm) {
-    engineRealm = engineRealm + "/"
+    engineRealm += "/"
 }
 
 repositories {
@@ -58,7 +58,7 @@ dependencies {
     flutterDebug "io.flutter:x86_64_debug:1.0.0-$engineVersion"
 }
 
-task resolveDependencies {
+tasks.register('resolveDependencies') {
     configurations.each { configuration ->
         if (configuration.name.startsWith("flutter")) {
             configuration.resolve()