app-layer: disable stream app tracking on no parser

If protocol has no parser enabled or implemented, disable the app
progress tracking in the stream engine to reduce the workload in
the stream engine.

src/app-layer-parser.c

@@ -1259,8 +1259,12 @@ int AppLayerParserParse(ThreadVars *tv, AppLayerParserThreadCtx *alp_tctx, Flow
     const uint8_t direction = (flags & STREAM_TOSERVER) ? 0 : 1;
 
     /* we don't have the parser registered for this protocol */
-    if (p->StateAlloc == NULL)
+    if (p->StateAlloc == NULL) {
+        if (f->proto == IPPROTO_TCP) {
+            StreamTcpDisableAppLayer(f);
+        }
         goto end;
+    }
 
     if (flags & STREAM_GAP) {
         if (!(p->option_flags & APP_LAYER_PARSER_OPT_ACCEPT_GAPS)) {