torrentdownloads: add raw search support

Fixes #14420

src/Jackett.Common/Definitions/torrentdownloads.yml

@@ -56,6 +56,7 @@ caps:
     movie-search: [q]
     music-search: [q]
     book-search: [q]
+  allowrawsearch: true
 
 settings:
   - name: downloadlink
@@ -92,6 +93,11 @@ search:
     $raw: "{{ range .Categories }}s_cat={{.}}&{{end}}"
     search: "{{ .Keywords }}"
 
+  keywordsfilters:
+    - name: re_replace
+      args: ["\\W+", " "]
+    - name: trim
+
   rows:
     selector: div.inner_container > div:has(p:has(a[href^="/torrent/"])):not(:has(span.__cf_email__))