Add missing OpenExistentialAddr no-changes-needed case to MoveOnlyWrappedTypeEliminator.

Fixes rdar://126875325.

Author: jckarter

lib/SILOptimizer/Mandatory/MoveOnlyWrappedTypeEliminator.cpp

@@ -193,6 +193,7 @@ struct SILMoveOnlyWrappedTypeEliminatorVisitor
   NO_UPDATE_NEEDED(CheckedCastBranch)
   NO_UPDATE_NEEDED(Object)
   NO_UPDATE_NEEDED(OpenExistentialRef)
+  NO_UPDATE_NEEDED(OpenExistentialAddr)
   NO_UPDATE_NEEDED(ConvertFunction)
   NO_UPDATE_NEEDED(RefToBridgeObject)
   NO_UPDATE_NEEDED(BridgeObjectToRef)

test/SILOptimizer/moveonly_wrapped_type_eliminator_consumed_existential.swift

@@ -0,0 +1,9 @@
+// RUN: %target-swift-frontend -emit-sil -verify %s
+
+protocol Foo {
+    var foo: String { get }
+} 
+ 
+func identity(_ a: consuming any Foo) -> String {
+    return a.foo
+}