fix: share button appearing in document preview and update element version number (MESSENGER-7666)

Config/BWIBuildSettings.swift

@@ -481,7 +481,7 @@ class BWIBuildSettings: NSObject {
     var passwordIndicatorOnLogin = true
     
     // MARK: Displays the element base version on the settings screen
-    var elementBaseVersion = "1.27.11"
+    var elementBaseVersion = "1.11.31"
     
     var showElementBaseVersion = true
 

Riot/Modules/MatrixKit/Controllers/MXKPreviewViewController.m

@@ -76,6 +76,11 @@ Please see LICENSE in the repository root for full details.
     }
 }
 
+- (void)viewDidLoad
+{
+    self.view.backgroundColor = UIColor.clearColor;
+}
+
 - (IBAction)doneAction:(id)sender
 {
     [self dismissViewControllerAnimated:YES completion:^{