fdo#40067: Fix for importing white space in strings (XLSX).

Change-Id: I2590bd8b0d0c1d853caead60cf3af1b865d7fed7
Reviewed-on: https://gerrit.libreoffice.org/9805Reviewed-by: Muthu Subramanian K <muthusuba@gmail.com>
Tested-by: Muthu Subramanian K <muthusuba@gmail.com>

sc/source/filter/inc/richstringcontext.hxx

@@ -48,6 +48,7 @@ RichStringContext::RichStringContext( ParentType& rParent, RichStringRef xString
     WorkbookContextBase( rParent ),
     mxString( xString )
 {
+    mbEnableTrimSpace = false;
     OSL_ENSURE( mxString.get(), "RichStringContext::RichStringContext - missing string object" );
 }