Revert "Allow for fate offsets when unique fates in use"

This reverts commit e167934.
Gonna use a different approach eventually, which needs to be
figured out in a branch.

src/6model/reprs/NFA.c

@@ -758,22 +758,8 @@ void MVM_nfa_run_alt(MVMThreadContext *tc, MVMObject *nfa, MVMString *target,
     MVMint64 caps = cstack && IS_CONCRETE(cstack)
         ? MVM_repr_elems(tc, cstack)
         : 0;
-
-    /* With unique fates, we have to subtract this NFA's offset, stored in fbeg. */
-    /* (Conveniently, fbeg was already stored as 0 for bootstraps of QRegex.) */
-    MVMObject *fatenames = ((MVMNFABody *)OBJECT_BODY(nfa))->fates;
-    MVMint64 fbegend = 0;
-    MVMint64 fbeg = 0;
-    MVMint64 fend = 0;
-
-    if (fatenames) {
-	fbegend = MVM_repr_get_int(tc, MVM_repr_at_pos_o(tc, fatenames, 0));
-	fbeg = fbegend & 0xffffffff;
-	fend = fbegend >> 32;
-    }
-
     for (i = 0; i < total_fates; i++) {
-        MVM_repr_push_i(tc, bstack, MVM_repr_at_pos_i(tc, labels, fates[i] - fbeg));
+        MVM_repr_push_i(tc, bstack, MVM_repr_at_pos_i(tc, labels, fates[i]));
         MVM_repr_push_i(tc, bstack, offset);
         MVM_repr_push_i(tc, bstack, 0);
         MVM_repr_push_i(tc, bstack, caps);