Update py/emitbc.c

Co-authored-by: Dan Halbert <halbert@halwitz.org>

Author: tannewt

py/emitbc.c

@@ -76,6 +76,7 @@ struct _emit_t {
 };
 
 emit_t *emit_bc_new(mp_emit_common_t *emit_common) {
+    // CIRCUITPY-CHANGE
     emit_t *emit = m_new_struct_with_collect(emit_t, 1);
     emit->emit_common = emit_common;
     return emit;