Fix whitespace issue.

See: https://bugs.torproject.org/22286

src/common/compress.h

@@ -49,7 +49,7 @@ int tor_compress_is_compression_bomb(size_t size_in, size_t size_out);
 
 int tor_compress_supports_method(compress_method_t method);
 unsigned tor_compress_get_supported_method_bitmask(void);
-const char * compression_method_get_name(compress_method_t method);
+const char *compression_method_get_name(compress_method_t method);
 const char *compression_method_get_human_name(compress_method_t method);
 compress_method_t compression_method_get_by_name(const char *name);