[gnome-shell] overview: Fix showApps() compatibility method

[Marge Bot <marge-bot src gnome org>]

commit 3c221cea484bdf182329547d0f58da240882efe7
Author: Florian Müllner <fmuellner gnome org>
Date:   Sun Mar 14 12:07:31 2021 +0100

    overview: Fix showApps() compatibility method
    
    The method is unused in gnome-shell itself, but extensions may still
    want to call it, so make sure it actually works.
    
    https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/3873
    
    Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1766>

 js/ui/overview.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/js/ui/overview.js b/js/ui/overview.js
index 19f9d61780..75fe6e1a8f 100644
--- a/js/ui/overview.js
+++ b/js/ui/overview.js
@@ -639,7 +639,7 @@ var Overview = class {
     }
 
     showApps() {
-        this._show(OverviewControls.ControlsState.APP_GRID);
+        this.show(OverviewControls.ControlsState.APP_GRID);
     }
 
     runStartupAnimation(callback) {