Fix malformed UCI option NoobBookMode (#712)

The option declaration was missing 'type'

Bench: 23621947

src/uci.c

@@ -133,7 +133,7 @@ static void Info() {
     printf("option name MultiPV type spin default 1 min 1 max %d\n", MULTI_PV_MAX);
     printf("option name UCI_Chess960 type check default false\n");
     printf("option name NoobBook type check default false\n");
-    printf("option name NoobBookMode string default <best>\n");
+    printf("option name NoobBookMode type string default <best>\n");
     printf("option name NoobBookLimit type spin default 0 min 0 max 1000\n");
     printf("option name OnlineSyzygy type check default false\n");
     printf("uciok\n"); fflush(stdout);