Fix the issue of relevant search not working with spaces in them while using seek pagination (#8194)

Author: eth3lbert

src/controllers/krate/search.rs

@@ -506,17 +506,16 @@ impl<'a> FilterParams<'a> {
                 //      OR (exact_match = exact_match' AND rank < rank')
                 //      OR exact_match < exact_match'`
                 let q_string = self.q_string.expect("q_string should not be None");
-                let q = to_tsquery_with_search_config(
-                    configuration::TsConfigurationByName("english"),
-                    q_string,
-                );
+                let q = sql::<TsQuery>("plainto_tsquery('english', ")
+                    .bind::<Text, _>(q_string)
+                    .sql(")");
                 let rank = ts_rank_cd(crates::textsearchable_index_col, q);
                 let name_exact_match = Crate::with_name(q_string);
                 vec![
                     Box::new(
                         name_exact_match
                             .eq(exact)
-                            .and(rank.eq(rank_in))
+                            .and(rank.clone().eq(rank_in))
                             .and(crates::name.nullable().gt(crate_name_by_id(id)))
                             .nullable(),
                     ),

src/tests/routes/crates/list.rs

@@ -429,7 +429,8 @@ fn index_sorting() {
     }
 
     // Sort by relevance
-    for query in ["q=foo_sort", "q=sort"] {
+    // Add query containing a space to ensure tsquery works
+    for query in ["q=foo_sort", "q=sort", "q=foo%20sort"] {
         let (resp, calls) = page_with_seek(&anon, query);
         assert_eq!(calls, resp[0].meta.total + 1);
         let decoded_seeks = resp