fix double-lock

Author: nsheff

bulker/bulker.py

@@ -678,8 +678,7 @@ def host_tool_specific_args(bcfg, pkg, hosttool_arg_key):
         _LOGGER.info("Host commands available: {}".format(", ".join(host_cmdlist)))
 
 
-    with write_lock(bcfg) as locked_bcfg:
-        locked_bcfg.write()
+    bcfg.write()
 
 def bulker_activate(bulker_config, cratelist, echo=False, strict=False, prompt=True):
     """