common: Raise the SQLite limit "# of compound selects" that we allow

Our backend logs indicate some people are running into the current
limit (3) when using their databases, so lets raise it to 30 and
see how they go.

Author: justinclift

common/sqlite.go

@@ -393,7 +393,7 @@ func OpenSQLiteDatabaseDefensive(w http.ResponseWriter, r *http.Request, dbOwner
 		},
 		{
 			name: sqlite.LimitCompoundSelect,
-			val:  3,
+			val:  30,
 		},
 		{
 			name: sqlite.LimitVdbeOp,
@@ -565,7 +565,7 @@ func OpenSQLiteDatabaseLive(baseDir, dbOwner, dbName string) (sdb *sqlite.Conn,
 		},
 		{
 			name: sqlite.LimitCompoundSelect,
-			val:  3,
+			val:  30,
 		},
 		{
 			name: sqlite.LimitVdbeOp,