Remove unneeded catch section

git-svn-id: http://svn.code.sf.net/p/davmail/code/trunk@2345 3d1905a2-6b24-0410-a738-b14d5a86fcbd

src/java/davmail/DavGateway.java

@@ -134,8 +134,6 @@ public final class DavGateway {
                 messages.add(new BundleMessage("LOG_PROTOCOL_PORT", server.getProtocolName(), server.getPort()));
             } catch (DavMailException e) {
                 errorMessages.add(e.getBundleMessage());
-            } catch (IOException e) {
-                errorMessages.add(new BundleMessage("LOG_SOCKET_BIND_FAILED", server.getProtocolName(), server.getPort()));
             }
         }