Move loading view into separate file

Signed-off-by: RMidhunSuresh <rmidhunsuresh@gmail.com>

src/platform/web/ui/session/rightpanel/LoadingView.js

@@ -0,0 +1,8 @@
+import {TemplateView} from "../../general/TemplateView.js";
+import {spinner} from "../../common.js";
+
+export class LoadingView extends TemplateView {
+    render(t) {
+        return t.div(["Loading ", spinner(t)]);
+    }
+}