performance improvements and rule improvements

crates/kingfisher-rules/data/rules/todoist.yml

@@ -29,7 +29,7 @@ rules:
       content:
         request:
           method: GET
-          url: https://api.todoist.com/api/v1/projects
+          url: https://api.todoist.com/api/v1/user
           headers:
             Authorization: 'Bearer {{ TOKEN }}'
           response_matcher:

crates/kingfisher-rules/data/rules/unsplash.yml

@@ -6,16 +6,6 @@ rules:
       \b
       unsplash
       (?:.|[\n\r]){0,32}?
-      (?:
-        access
-        (?:.|[\n\r]){0,12}?
-        key
-        |
-        client
-        (?:.|[\n\r]){0,12}?
-        id
-      )
-      (?:.|[\n\r]){0,32}?
       \b
       (
         [A-Za-z0-9_]{43}