fix: remove noCache override for menubar-json format

Source cache fixes (empty-session guards, date range reordering) make
the cache safe for menubar use. Forcing noCache on every 15s poll was
re-parsing 5800+ files each time, causing the menubar to hang.

Author: iamtoruk

src/cli.ts

@@ -388,7 +388,7 @@ program
   .option('--no-cache', 'Rebuild the parsed source cache for this run')
   .action(async (opts) => {
     await loadPricing()
-    const noCache = noCacheRequested(opts) || opts.format === 'menubar-json'
+    const noCache = noCacheRequested(opts)
     const parseOptions = buildParseOptions(noCache, opts.format === 'terminal')
     const pf = opts.provider
     const fp = (p: ProjectSummary[]) => filterProjectsByName(p, opts.project, opts.exclude)