Revert "[WFLY-3492], Addtionally check jsse keystore paramter type and l...

...ength."

This reverts commit 82b8c3e5c5f5baa9af58f50d92110ac7b35d4bec from https://github.com/wildfly/wildfly/pull/6378.

This is as discussed on https://issues.jboss.org/browse/WFLY-3492.