[Indic] Disable conjuncts when a ZWJ happens

Not that the code makes any difference since the presence of ZWJ itself
causes the ligature to fail to match anyway.

src/hb-ot-shape-complex-indic.cc

@@ -406,12 +406,7 @@ initial_reordering_consonant_syllable (const hb_ot_map_t *map, hb_buffer_t *buff
       do {
 	j--;
 
-	/* Reading the Unicode and OpenType specs, I think the following line
-	 * is correct, but this is not what the test suite expects currently.
-	 * The test suite has been drinking, not me...  But disable while
-	 * investigating.
-	 */
-	//info[j].mask &= ~mask_array[CJCT];
+	info[j].mask &= ~mask_array[CJCT];
 	if (non_joiner)
 	  info[j].mask &= ~mask_array[HALF];