Replace deprecated method

app/build.gradle.kts

@@ -296,6 +296,6 @@ tasks.configureEach {
     if ((name == "mergeDebugJniLibFolders" || name == "mergeReleaseJniLibFolders")) {
         dependsOn("cargoBuild")
         // fix mergeDebugJniLibFolders  UP-TO-DATE
-        inputs.dir(buildDir.resolve("rustJniLibs/android"))
+        inputs.dir(layout.buildDirectory.dir("rustJniLibs/android"))
     }
 }

build.gradle.kts

@@ -13,7 +13,7 @@ allprojects {
 }
 
 tasks.register("Delete", Delete::class) {
-    delete(rootProject.buildDir)
+    delete(rootProject.layout.buildDirectory)
 }
 
 buildscript {