- Fix the whitespace fix

- Also, trying to commit this "properly" gave this message:
  Error: Found prohibited APIs in dumpcap.c: strncpy,htons,strerror,open
  How does this happen? Why does gerrit accept this stuff in case a
     user does not have the (current) hooks installed?

Change-Id: I692d053dcd9221aee31ed2780170c0671b856264
Reviewed-on: https://code.wireshark.org/review/3454
Reviewed-by: Jörg Mayer <jmayer@loplof.de>

dumpcap.c

@@ -4153,7 +4153,7 @@ out:
 }
 
 static void
-    get_dumpcap_compiled_info(GString *str)
+get_dumpcap_compiled_info(GString *str)
 {
     /* Capture libraries */
     g_string_append(str, ", ");