Update condition for thread back navigation

Author: huult

src/libs/actions/Report.ts

@@ -3495,16 +3495,14 @@ function navigateToMostRecentReport(currentReport: OnyxEntry<Report>) {
 
     if (lastAccessedReportID) {
         const lastAccessedReportRoute = ROUTES.REPORT_WITH_ID.getRoute(lastAccessedReportID);
+        const isChatThread = isChatThreadReportUtils(currentReport);
 
-        if (currentReport?.reportID) {
-            const isChatThread = isChatThreadReportUtils(currentReport);
-            if (isChatThread) {
-                // Using requestAnimationFrame to wait for RHP modal dismissal before navigating, avoiding navigation stack issues on web/desktop.
-                requestAnimationFrame(() => {
-                    Navigation.navigate(lastAccessedReportRoute);
-                });
-                return;
-            }
+        if (isChatThread) {
+            // Using requestAnimationFrame to wait for RHP modal dismissal before navigating, avoiding navigation stack issues on web/desktop.
+            requestAnimationFrame(() => {
+                Navigation.navigate(lastAccessedReportRoute);
+            });
+            return;
         }
 
         Navigation.goBack(lastAccessedReportRoute);