Remove bdb and tdb files in src/tests. Fix #2778. close[t:2778]

git-svn-id: file:///svn/toku/tokudb@21769 c7de825b-a66e-492c-adef-691d508d4ae1

src/tests/Makefile

@@ -429,6 +429,7 @@ clean:
 	rm -f $(ALL_BINS)
 	rm -rf dir.* *.check.output *.check.valgrind
 	rm -f dump.bdb.1426 dump.tdb.1426 test1426.bdb
+	rm -f *.bdb *.tdb
 
 ifeq ($(VGRIND),)
   BDB_SUPPRESSIONS =