Use Kotlin workaround for KT-16424

Full issue link: https://youtrack.jetbrains.com/issue/KT-16424

Author: DenWav

src/main/java/com/demonwav/mcdev/util/KotlinIsBroken.java

@@ -13,7 +13,6 @@ package com.demonwav.mcdev.platform.mixin.inspection.shadow
 import com.demonwav.mcdev.platform.mixin.inspection.MixinInspection
 import com.demonwav.mcdev.platform.mixin.util.MixinConstants.Annotations.SHADOW
 import com.demonwav.mcdev.platform.mixin.util.MixinConstants.DEFAULT_SHADOW_PREFIX
-import com.demonwav.mcdev.util.KotlinIsBroken
 import com.demonwav.mcdev.util.annotationFromValue
 import com.demonwav.mcdev.util.constantStringValue
 import com.demonwav.mcdev.util.findAnnotation
@@ -68,7 +67,7 @@ class ShadowFieldPrefixInspection : MixinInspection() {
             // Delete prefix
             val shadow = element.annotationFromValue!!
             runWriteAction {
-                KotlinIsBroken.removeAnnotationAttribute(shadow, "prefix")
+                shadow.setDeclaredAttributeValue<PsiAnnotationMemberValue>("prefix", null)
             }
 
             // Rename field (if necessary)

src/main/kotlin/com/demonwav/mcdev/platform/mixin/inspection/shadow/ShadowFieldPrefixInspection.kt

@@ -10,17 +10,16 @@
 
 package com.demonwav.mcdev.util.quickfix
 
-import com.demonwav.mcdev.util.KotlinIsBroken
 import com.demonwav.mcdev.util.annotationFromValue
 import com.intellij.codeInspection.LocalQuickFix
 import com.intellij.codeInspection.ProblemDescriptor
 import com.intellij.openapi.project.Project
+import com.intellij.psi.PsiAnnotationMemberValue
 
 class RemoveAnnotationAttributeQuickFix(val annotation: String, val attribute: String) : LocalQuickFix {
     override fun getFamilyName() = "Remove $attribute from $annotation"
 
     override fun applyFix(project: Project, descriptor: ProblemDescriptor) {
-        KotlinIsBroken.removeAnnotationAttribute(descriptor.psiElement.annotationFromValue!!, attribute)
+        descriptor.psiElement.annotationFromValue?.setDeclaredAttributeValue<PsiAnnotationMemberValue?>(attribute, null)
     }
-
 }