VS generator: set output to soffice.bin to allow starting from debugger

It is more likely that soffice.bit should be debugged, not soffice.exe
stub. This allows to start debug session from VisualStudio, and debug
startup code.

Change-Id: Iab4615c67aeb25b811ecc71f6ae48aa9b40c45dc
Reviewed-on: https://gerrit.libreoffice.org/48025Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>
(cherry picked from commit 688b16df)

bin/gbuild-to-ide

@@ -904,7 +904,7 @@ class VisualStudioIntegrationGenerator(IdeIntegrationGenerator):
             nmake_rebuild_node = ET.SubElement(conf_node, '{%s}NMakeReBuildCommandLine' % ns)
             nmake_rebuild_node.text = cfg_targets['rebuild'] % nmake_params
             nmake_output_node = ET.SubElement(conf_node, '{%s}NMakeOutput' % ns)
-            nmake_output_node.text = os.path.join(self.gbuildparser.instdir, 'program', 'soffice.exe')
+            nmake_output_node.text = os.path.join(self.gbuildparser.instdir, 'program', 'soffice.bin')
             nmake_defs_node = ET.SubElement(conf_node, '{%s}NMakePreprocessorDefinitions' % ns)
             nmake_defs_node.text = ';'.join(self.defs_list(target.defs) + ['$(NMakePreprocessorDefinitions)'])
             include_path_node = ET.SubElement(conf_node, '{%s}IncludePath' % ns)