fix issue #51297 which addresses allWarningsAsErrors type error (#51300)

Summary:
Resolved a build error [issue https://github.com/facebook/react-native/issues/51297](https://github.com/facebook/react-native/issues/51297) caused by assigning a Boolean to a Property<Boolean>.
Switched from direct assignment to using .set(...) to correctly configure allWarningsAsErrors from project properties.

## Changelog:

- Gradle fix: assign allWarningsAsErrors using .set() for Property<Boolean>

<!-- Help reviewers and the release process by writing your own changelog entry.

Pick one each for the category and type tags:

[ANDROID|GENERAL|IOS|INTERNAL] [BREAKING|ADDED|CHANGED|DEPRECATED|REMOVED|FIXED|SECURITY] - [ANDROID] [FIXED]

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Pull Request resolved: #51300

Test Plan:
Fixes build failure with React Native v0.79.2 and Gradle v8.0.
```
npm run start
npm run android
```
no more build errors

Reviewed By: cortinico

Differential Revision: D74706741

Pulled By: rshest

fbshipit-source-id: 31ec923f49a6da63fb5abb464bc38b99b1e8650a

Author: meghancampbel9

packages/gradle-plugin/react-native-gradle-plugin/build.gradle.kts

@@ -66,8 +66,8 @@ tasks.withType<KotlinCompile>().configureEach {
     apiVersion.set(KotlinVersion.KOTLIN_1_8)
     // See comment above on JDK 11 support
     jvmTarget.set(JvmTarget.JVM_11)
-    allWarningsAsErrors =
-        project.properties["enableWarningsAsErrors"]?.toString()?.toBoolean() ?: false
+    allWarningsAsErrors.set(
+        project.properties["enableWarningsAsErrors"]?.toString()?.toBoolean() ?: false)
   }
 }
 

packages/gradle-plugin/settings-plugin/build.gradle.kts

@@ -56,8 +56,8 @@ tasks.withType<KotlinCompile>().configureEach {
     apiVersion.set(KotlinVersion.KOTLIN_1_8)
     // See comment above on JDK 11 support
     jvmTarget.set(JvmTarget.JVM_11)
-    allWarningsAsErrors =
-        project.properties["enableWarningsAsErrors"]?.toString()?.toBoolean() ?: false
+    allWarningsAsErrors.set(
+        project.properties["enableWarningsAsErrors"]?.toString()?.toBoolean() ?: false)
   }
 }
 

packages/gradle-plugin/shared-testutil/build.gradle.kts

@@ -27,8 +27,8 @@ tasks.withType<KotlinCompile>().configureEach {
     apiVersion.set(KotlinVersion.KOTLIN_1_8)
     // See comment above on JDK 11 support
     jvmTarget.set(JvmTarget.JVM_11)
-    allWarningsAsErrors =
-        project.properties["enableWarningsAsErrors"]?.toString()?.toBoolean() ?: false
+    allWarningsAsErrors.set(
+        project.properties["enableWarningsAsErrors"]?.toString()?.toBoolean() ?: false)
   }
 }
 

packages/gradle-plugin/shared/build.gradle.kts

@@ -33,8 +33,8 @@ tasks.withType<KotlinCompile>().configureEach {
     apiVersion.set(KotlinVersion.KOTLIN_1_8)
     // See comment above on JDK 11 support
     jvmTarget.set(JvmTarget.JVM_11)
-    allWarningsAsErrors =
-        project.properties["enableWarningsAsErrors"]?.toString()?.toBoolean() ?: false
+    allWarningsAsErrors.set(
+        project.properties["enableWarningsAsErrors"]?.toString()?.toBoolean() ?: false)
   }
 }