fix(files): When redirecting to a file (internal link) then it should open by default

Signed-off-by: Ferdinand Thiessen <opensource@fthiessen.de>

Author: susnux

apps/files/lib/Controller/ViewController.php

@@ -415,6 +415,8 @@ private function redirectToFile(int $fileId) {
 			} else {
 				// set parent path as dir
 				$params['dir'] = $baseFolder->getRelativePath($node->getParent()->getPath());
+				// open the file by default (opening the viewer)
+				$params['openfile'] = 'true';
 			}
 			return new RedirectResponse($this->urlGenerator->linkToRoute('files.view.indexViewFileid', $params));
 		}