[Test] Add ability to remove default directives in test configuration

compiler/tests-common-new/tests/org/jetbrains/kotlin/test/builders/RegisteredDirectivesBuilder.kt

@@ -16,6 +16,10 @@ class RegisteredDirectivesBuilder {
         simpleDirectives += this
     }
 
+    operator fun SimpleDirective.unaryMinus() {
+        simpleDirectives.remove(this)
+    }
+
     infix fun StringDirective.with(value: String) {
         with(listOf(value))
     }
@@ -24,6 +28,10 @@ class RegisteredDirectivesBuilder {
         stringDirectives.putWithExistsCheck(this, values)
     }
 
+    operator fun StringDirective.unaryMinus() {
+        stringDirectives.remove(this)
+    }
+
     infix fun <T : Any> ValueDirective<T>.with(value: T) {
         with(listOf(value))
     }
@@ -32,6 +40,10 @@ class RegisteredDirectivesBuilder {
         valueDirectives.putWithExistsCheck(this, values)
     }
 
+    operator fun ValueDirective<*>.unaryMinus() {
+        valueDirectives.remove(this)
+    }
+
     private fun <K : Directive, V> MutableMap<K, V>.putWithExistsCheck(key: K, value: V) {
         val alreadyRegistered = put(key, value)
         if (alreadyRegistered != null) {