docs: add "PIPX" to the home page (#1798)

Author: phrechu

docs/.vitepress/components/UsingWxtSection.vue

@@ -7,6 +7,7 @@ import useListExtensionDetails, {
 // Add extension IDs here. Order doesn't matter, will be sorted by a combination of weekly active users and rating.
 // Change the commit message or PR title to: "docs: Added "[extension name]" to the homepage"
 const chromeExtensionIds = [
+  'nkbikckldmljjiiajklecmgmajgapbfl', // PIPX - Take Control of Picture-in-Picture, Automatically
   'ocfdgncpifmegplaglcnglhioflaimkd', // GitHub: Better Line Counts
   'mgmdkjcljneegjfajchedjpdhbadklcf', // Anime Skip Player
   'bfbnagnphiehemkdgmmficmjfddgfhpl', // UltraWideo