[FIRRTL][SFCCompat] Fix behavior w/fullasyncreset on non-port.

They are not limited to appearing on module ports.
Compute presence of full-async-reset accordingly,
and be sure to remove those annotations as well.

lib/Dialect/FIRRTL/Transforms/SFCCompat.cpp

@@ -46,13 +46,22 @@ void SFCCompatPass::runOnOperation() {
   bool madeModifications = false;
   SmallVector<InvalidValueOp> invalidOps;
 
-  bool fullAsyncResetExists = false;
-  AnnotationSet::removePortAnnotations(
+  auto fullAsyncResetAttr =
+      StringAttr::get(&getContext(), fullAsyncResetAnnoClass);
+  auto isFullAsyncResetAnno = [fullAsyncResetAttr](Annotation anno) {
+    return anno.getClassAttr() == fullAsyncResetAttr;
+  };
+  bool fullAsyncResetExists = AnnotationSet::removePortAnnotations(
       getOperation(), [&](unsigned argNum, Annotation anno) {
-        if (!anno.isClass(fullAsyncResetAnnoClass))
-          return false;
-        return fullAsyncResetExists = true;
+        return isFullAsyncResetAnno(anno);
       });
+  if (!fullAsyncResetExists) {
+    getOperation()->walk([&](Operation *op) {
+      fullAsyncResetExists |=
+          AnnotationSet::removeAnnotations(op, isFullAsyncResetAnno);
+    });
+  }
+  madeModifications |= fullAsyncResetExists;
 
   auto result = getOperation()->walk([&](Operation *op) {
     // Populate invalidOps for later handling.