fix: resolve assessments overview failing to load in production builds

Replace dynamic import of ./ui with static import to prevent Vite from
code-splitting into a separate chunk that CRXJS cannot resolve at runtime.

Bumps version to 3.6.3.

src/seqta/utils/Openers/OpenWhatsNewPopup.ts

@@ -34,6 +34,9 @@ export function OpenWhatsNewPopup(onDismissed?: () => void) {
   const text = stringToHTML(/* html */ `
     <div class="whatsnewTextContainer" style="height: 50%;overflow-y: auto;">
 
+      <h1>3.6.3 - Assessment overview fix</h1>
+      <li>Fixed assessments overview failing to load.</li>
+
       <h1>3.6.2 - Cloud backup, various fixes & SEQTA Engage support</h1>
       <li>BetterSEQTA Cloud: back up and restore extension settings from your account (General settings).</li>
       <li>Optional automatic cloud sync if signed in (on by default).</li>