fix: auto-refresh no longer resets optimize view

reloadData() was clearing optimizeResult before fetching, which
caused the optimize screen to flash back to the dashboard on every
30s refresh cycle. Let the projects useEffect re-scan naturally.

Author: iamtoruk

src/dashboard.tsx

@@ -649,7 +649,6 @@ function InteractiveDashboard({ initialProjects, initialPeriod, initialProvider,
 
   const reloadData = useCallback(async (p: Period, prov: string) => {
     setLoading(true)
-    setOptimizeResult(null)
     const range = getDateRange(p)
     const data = filterProjectsByName(await parseAllSessions(range, prov), projectFilter, excludeFilter)
     setProjects(data)