feat(session_parser): use seconds for setting maxAge and update default value to 21 days

21 days was used in the login route previously, when "remember me" was set

src/routes/session_parser.ts

@@ -12,11 +12,11 @@ const sessionParser = session({
     cookie: {
         path: config.Session.cookiePath,
         httpOnly: true,
-        maxAge:  config.Session.cookieMaxAge
+        maxAge:  config.Session.cookieMaxAge * 1000 // needs value in milliseconds
     },
     name: "trilium.sid",
     store: new FileStore({
-        ttl: config.Session.cookieMaxAge / 1000, // needs value in seconds
+        ttl: config.Session.cookieMaxAge,
         path: `${dataDir.TRILIUM_DATA_DIR}/sessions`
     })
 });