valgrind: remove unused mnOptions

Change-Id: I0a86971d1750ea640db64cd3238f3e31b22d1223
Resolves: #i124338# assure sorted mark containers...

when updating <SwIndex> instances due to inserted characters

(cherry picked from commit 770c0e6b910129710b4be5cb9e9bae39bfa6bd5a)

Conflicts:
	sw/source/core/bastyp/index.cxx
	sw/source/core/crsr/bookmrk.cxx
	sw/source/core/doc/docbm.cxx
	sw/source/core/inc/bookmrk.hxx
	sw/source/core/inc/crossrefbookmark.hxx

Change-Id: Ie4531c3b33aff0a7f3d139ee81a21c3823474f84
Related: #i123480# correct the previous made refactoring

(cherry picked from commit aa46680dd96539848bf8bef0293e2a614172515d)

Conflicts:
	sw/source/core/undo/undobj.cxx

Change-Id: I4689d5fe02ab2c814e15a1c11ebd3ad11d6e56c8