Fix test IRGen/abitypes.swift

We now annotate the function arguments with `noundef`.

rdar://98722116

Author: aschwaighofer

test/IRGen/abitypes.swift

@@ -569,7 +569,7 @@ class Foo {
 
 // armv7-ios: define internal void @makeOne(%struct.One* noalias sret({{.*}}) align 4 %agg.result, float %f, float %s)
 // armv7s-ios: define internal void @makeOne(%struct.One* noalias sret({{.*}}) align 4 %agg.result, float %f, float %s)
-// armv7k-watchos: define internal %struct.One @makeOne(float %f, float %s)
+// armv7k-watchos: define internal %struct.One @makeOne(float {{.*}}%f, float {{.*}}%s)
 
 // rdar://17631440 - Expand direct arguments that are coerced to aggregates.
 // x86_64-macosx: define{{( protected)?}} swiftcc float @"$s8abitypes13testInlineAggySfSo6MyRectVF"(float %0, float %1, float %2, float %3) {{.*}} {