Delete lept4j-1.6.4.jar

o2server/commons/ext/lept4j-1.6.4.jar

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:490e31c8d511ca65353392685f9ba9f7e1813fbf43e4811fc11a724df3297161
-size 7038389