[IR] Rename fqName to packageFqName for IrPackageFragment

compiler/ir/backend.jvm/codegen/src/org/jetbrains/kotlin/backend/jvm/codegen/ExpressionCodegen.kt

@@ -712,7 +712,7 @@ class ExpressionCodegen(
             // Copy-pasted bytecode blocks are not suspension points.
             symbol.owner.isInline ->
                 if (symbol.owner.name.asString() == "suspendCoroutineUninterceptedOrReturn" &&
-                    symbol.owner.getPackageFragment().fqName == FqName("kotlin.coroutines.intrinsics")
+                    symbol.owner.getPackageFragment().packageFqName == FqName("kotlin.coroutines.intrinsics")
                 )
                     SuspensionPointKind.ALWAYS
                 else

compiler/ir/backend.jvm/codegen/src/org/jetbrains/kotlin/backend/jvm/intrinsics/IrIntrinsicMethods.kt

@@ -204,9 +204,9 @@ class IrIntrinsicMethods(val irBuiltIns: IrBuiltIns, val symbols: JvmSymbols) {
             val parent = owner.parent
             val ownerFqName = when {
                 parent is IrClass && parent.isFileClass ->
-                    (parent.parent as IrPackageFragment).fqName
+                    (parent.parent as IrPackageFragment).packageFqName
                 parent is IrClass -> parent.fqNameWhenAvailable ?: return null
-                parent is IrPackageFragment -> parent.fqName
+                parent is IrPackageFragment -> parent.packageFqName
                 else -> return null
             }
             return Key(