tdf#42949 Fix IWYU warnings in include/filter

Found with bin/find-unneeded-includes
Only removal proposals are dealt with here.

Change-Id: I9eef923aa2910c376212ef50961a1ed89bf8b105
Reviewed-on: https://gerrit.libreoffice.org/75179
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>
diff --git a/include/filter/msfilter/msdffimp.hxx b/include/filter/msfilter/msdffimp.hxx
index 4ed847e..a0bc813 100644
--- a/include/filter/msfilter/msdffimp.hxx
+++ b/include/filter/msfilter/msdffimp.hxx
@@ -36,7 +36,6 @@
#include <filter/msfilter/dffrecordheader.hxx>
#include <filter/msfilter/escherex.hxx>
#include <filter/msfilter/msfilterdllapi.h>
#include <rtl/string.hxx>
#include <rtl/ustring.hxx>
#include <sal/types.h>
#include <svx/msdffdef.hxx>
diff --git a/include/filter/msfilter/mstoolbar.hxx b/include/filter/msfilter/mstoolbar.hxx
index d29ea04..8103061 100644
--- a/include/filter/msfilter/mstoolbar.hxx
+++ b/include/filter/msfilter/mstoolbar.hxx
@@ -9,7 +9,6 @@
#ifndef INCLUDED_FILTER_MSFILTER_MSTOOLBAR_HXX
#define INCLUDED_FILTER_MSFILTER_MSTOOLBAR_HXX

#include <cstdio>
#include <memory>
#include <vector>

diff --git a/include/filter/msfilter/msvbahelper.hxx b/include/filter/msfilter/msvbahelper.hxx
index a22f97a..782eb21 100644
--- a/include/filter/msfilter/msvbahelper.hxx
+++ b/include/filter/msfilter/msvbahelper.hxx
@@ -19,17 +19,12 @@
#ifndef INCLUDED_FILTER_MSFILTER_MSVBAHELPER_HXX
#define INCLUDED_FILTER_MSFILTER_MSVBAHELPER_HXX

#include <exception>

#include <com/sun/star/awt/KeyEvent.hpp>
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <com/sun/star/lang/XInitialization.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/script/vba/XVBAMacroResolver.hpp>
#include <com/sun/star/uno/Any.hxx>
#include <com/sun/star/uno/Exception.hpp>
#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/uno/RuntimeException.hpp>
#include <com/sun/star/uno/Sequence.hxx>
#include <cppuhelper/implbase.hxx>
#include <filter/msfilter/msfilterdllapi.h>
diff --git a/include/filter/msfilter/svdfppt.hxx b/include/filter/msfilter/svdfppt.hxx
index c378a10..3261c25 100644
--- a/include/filter/msfilter/svdfppt.hxx
+++ b/include/filter/msfilter/svdfppt.hxx
@@ -23,7 +23,6 @@
#include <algorithm>
#include <cstddef>
#include <memory>
#include <type_traits>
#include <vector>

#include <com/sun/star/uno/Reference.hxx>