Remove call to release shared lock in RWLock destructor.
Remove call to release shared lock in RWLock destructor.

Change-Id: I16b3f54c87365063854765e951d3ffa0eb75489e
Signed-off-by: Steve Kinneberg <26c7c4dbb497207ccdafd1b965a306c70c2e698b@qce.qualcomm.com>

cybertanyellow/alljoyn-core,cybertanyellow/alljoyn-core,cybertanyellow/alljoyn-core,cybertanyellow/alljoyn-core,cybertanyellow/alljoyn-core,cybertanyellow/alljoyn-core,cybertanyellow/alljoyn-core