Get rid of gradle clean conan_toolchain.cmake workaround. Just remove .cxx in clean's doFirst stage

Author: ViliusSutkus89

app/build.gradle

@@ -172,29 +172,7 @@ dependencies {
 }
 
 tasks.named("clean") {
-    doLast {
-        delete(new File(projectDir, ".cxx"))
-    }
-}
-
-// This is needed because task "clean" depends on these tasks:
-//:app:externalNativeBuildCleanLiteDebug
-//:app:externalNativeBuildCleanLiteRelease
-//:app:externalNativeBuildCleanProDebug
-//:app:externalNativeBuildCleanProRelease
-// And these tasks expect to find build/conan/[ABI]/conan_toolchain.cmake files
-//
-// If build folder is malformed, we can't run `gradle clean` without this workaround.
-// This is because we supply our (conan's) CMAKE_TOOLCHAIN_FILE.
-// This workaround removes these "clean" task dependencies if conan_toolchain.cmake is not found (malformed build dir)
-project.afterEvaluate {
-    ["armv7", "armv8", "x86", "x86_64"].each { String arch ->
-        if (!new File(projectDir, 'build/conan/' + arch + 'conan_toolchain.cmake').exists()) {
-            def cleanTask = tasks.named("clean").get()
-            cleanTask.dependsOn -= tasks.named('externalNativeBuildCleanLiteDebug')
-            cleanTask.dependsOn -= tasks.named('externalNativeBuildCleanLiteRelease')
-            cleanTask.dependsOn -= tasks.named('externalNativeBuildCleanProDebug')
-            cleanTask.dependsOn -= tasks.named('externalNativeBuildCleanProRelease')
-        }
+    doFirst {
+        delete getLayout().getProjectDirectory().dir(".cxx")
     }
 }