Build: remove obsolete compiler arguments

These compiler arguments enable features which are enabled by default in
the current Kotlin anyway.

The only exception is in :compiler:cli which uses an old language
version.

libraries/tools/binary-compatibility-validator/build.gradle

@@ -28,12 +28,6 @@ sourceSets {
     }
 }
 
-compileTestKotlin {
-    kotlinOptions {
-        freeCompilerArgs = ["-Xnormalize-constructor-calls=enable"]
-    }
-}
-
 test {
     dependsOn configurations.testArtifacts