Make test case e2e compatible.

Signed-off-by: Arthur Schreiber <[email protected]>

Author: arthurschreiber

go/vt/vtgate/planbuilder/testdata/select_cases.json

@@ -5452,11 +5452,11 @@
   },
   {
     "comment": "Joining with a subquery that uses an aggregate column and an `EqualUnique` route with additional subquery can be merged together",
-    "query": "SELECT music.id FROM music INNER JOIN (SELECT MAX(id) as maxt FROM music WHERE music.user_id = 5 AND music.foobar NOT IN (SELECT foobar FROM music_extra WHERE music_extra.user_id = 5)) other ON other.maxt = music.id",
+    "query": "SELECT music.id FROM music INNER JOIN (SELECT MAX(id) as maxt FROM music WHERE music.user_id = 5 AND music.col NOT IN (SELECT col FROM user WHERE user.user_id = 5)) other ON other.maxt = music.id",
     "plan": {
       "Type": "Passthrough",
       "QueryType": "SELECT",
-      "Original": "SELECT music.id FROM music INNER JOIN (SELECT MAX(id) as maxt FROM music WHERE music.user_id = 5 AND music.foobar NOT IN (SELECT foobar FROM music_extra WHERE music_extra.user_id = 5)) other ON other.maxt = music.id",
+      "Original": "SELECT music.id FROM music INNER JOIN (SELECT MAX(id) as maxt FROM music WHERE music.user_id = 5 AND music.col NOT IN (SELECT col FROM user WHERE user.user_id = 5)) other ON other.maxt = music.id",
       "Instructions": {
         "OperatorType": "Route",
         "Variant": "EqualUnique",