Recheck modules [a-c]* with IWYU

See tdf#42949 for motivation

Change-Id: I74a3c3a67c3639376e2251c3eb917fa4139dfbd0
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/127808
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>

cpputools/source/sp2bv/sp2bv.cxx

@@ -17,11 +17,9 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 #include <stdio.h>
-#include <stdlib.h>
 #include <string.h>
 #include <osl/thread.h>
 #include <osl/file.h>
-#include <rtl/ustring.hxx>
 #include <rtl/ustrbuf.h>
 
 static bool hasOption(char const * szOption, int argc, char** argv);

cpputools/source/unoexe/unoexe.cxx

@@ -28,9 +28,6 @@
 #include <osl/conditn.hxx>
 
 #include <rtl/process.h>
-#include <rtl/string.h>
-#include <rtl/strbuf.hxx>
-#include <rtl/ustrbuf.hxx>
 #include <rtl/ref.hxx>
 
 #include <cppuhelper/bootstrap.hxx>