docs: update comment of V3

Implementierung/lib/md2_impls/md2_3.h

@@ -9,13 +9,13 @@
 #include <string.h>
 #include <sys/types.h>
 #include <sys/wait.h>
-#include <unistd.h>q
+#include <unistd.h>
 
 /**
- * @brief This implementation loads the file in bits and not at once
+ * @brief Diese Implementierung benutzt Threads zum Berechnen des Hashs
  *
- * @param _ unused
- * @param filename name of the file to load
+ * @param len
+ * @param buf
  * @param out
  */
 void md2_hash_3(size_t len, const uint8_t buf[len], uint8_t out[16]);