Remove extra quotes from log message

Bug 17843; fix on ddc65e2b

changes/bug17843

@@ -0,0 +1,3 @@
+  o Minor bugfixes (logging):
+    - Remove needless quotes from a log message about unparseable addresses.
+      Fixes bug 17843; bugfix on 0.2.3.3-alpha.

src/or/config.c

@@ -6366,7 +6366,7 @@ parse_port_config(smartlist_t *out,
         }
         port = ptmp;
       } else {
-        log_warn(LD_CONFIG, "Couldn't parse address '%s' for %sPort",
+        log_warn(LD_CONFIG, "Couldn't parse address %s for %sPort",
                  escaped(addrport), portname);
         goto err;
       }