Added SQUARED_DIFFERENCE to ops resolver

Add support for the SQUARED_DIFFERENCE op in the ops resolvers

BUG=b/238912370

tensorflow/lite/micro/all_ops_resolver.cc

@@ -102,6 +102,7 @@ AllOpsResolver::AllOpsResolver() {
   AddSplitV();
   AddSqrt();
   AddSquare();
+  AddSquaredDifference();
   AddSqueeze();
   AddStridedSlice();
   AddSub();

tensorflow/lite/micro/micro_mutable_op_resolver.h

@@ -519,6 +519,12 @@ class MicroMutableOpResolver : public MicroOpResolver {
                       tflite::ops::micro::Register_SQUARE(), ParseSquare);
   }
 
+  TfLiteStatus AddSquaredDifference() {
+    return AddBuiltin(BuiltinOperator_SQUARED_DIFFERENCE,
+                      tflite::Register_SQUARED_DIFFERENCE(),
+                      ParseSquaredDifference);
+  }
+
   TfLiteStatus AddStridedSlice() {
     return AddBuiltin(BuiltinOperator_STRIDED_SLICE,
                       tflite::ops::micro::Register_STRIDED_SLICE(),