PT-1554 3rd attempt to fix ExplainAnalyzer.t

t/lib/ExplainAnalyzer.t

@@ -81,10 +81,7 @@ my $got = $exa->explain_query(
 $got->[0]->{filtered} = int($got->[0]->{filtered}) if (defined($got->[0]->{filtered}));
 
 is_deeply(
-   $exa->explain_query(
-      dbh   => $dbh,
-      query => 'select * from actor where actor_id = 5',
-   ),
+   $got,
    $want,
    'Got a simple EXPLAIN result',
 );