ofz#10198 reset uncommitted fly stuff & pams before applying redlining

Change-Id: I2a2587ec4590926f7cffc2a4d58a22d9d5f19c99
Reviewed-on: https://gerrit.libreoffice.org/59946
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

sw/source/filter/ww8/ww8par.cxx

@@ -5393,6 +5393,9 @@ ErrCode SwWW8ImplReader::CoreLoad(WW8Glossary const *pGloss)
 
     UpdateFields();
 
+    m_xWFlyPara.reset();
+    m_xSFlyPara.reset();
+
     // delete the pam before the call for hide all redlines (Bug 73683)
     if (m_bNewDoc)
       m_rDoc.getIDocumentRedlineAccess().SetRedlineFlags(eMode);