Replace deprecated std::bin2nd with lambda in connectivity

(as std::bind2nd is gone by default at least from recent libc++ in C++17 mode)

Change-Id: I344fe128fab0f57a2c5f2dfc8c097e1ab2406508
Reviewed-on: https://gerrit.libreoffice.org/45857Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>

connectivity/source/drivers/file/FResultSet.cxx

@@ -1346,7 +1346,7 @@ bool OResultSet::OpenImpl()
                         }
 
                         m_pFileSet->get().erase(std::remove_if(m_pFileSet->get().begin(),m_pFileSet->get().end(),
-                                                            std::bind2nd(std::equal_to<sal_Int32>(),0))
+                                                            [](sal_Int32 n) { return n == 0; })
                                           ,m_pFileSet->get().end());
                     }
                 }

connectivity/source/drivers/mork/MResultSet.cxx

@@ -1190,7 +1190,7 @@ void OResultSet::executeQuery()
                     }
                     // Now remove any keys marked with a 0
                     m_pKeySet->get().erase(std::remove_if(m_pKeySet->get().begin(),m_pKeySet->get().end()
-                                    ,std::bind2nd(std::equal_to<sal_Int32>(),0))
+                                    ,[](sal_Int32 n) { return n == 0; })
                                      ,m_pKeySet->get().end());
 
                 }