fix: catch all errors when getting rich workspace content

Signed-off-by: Robin Appelman <[email protected]>

lib/DAV/WorkspacePlugin.php

@@ -96,7 +96,7 @@ public function propFind(PropFind $propFind, INode $node) {
 				try {
 					$cachedContent = $file->getContent();
 					$cache->set($cacheKey, $cachedContent, 3600);
-				} catch (GenericFileException|NotPermittedException|LockedException $e) {
+				} catch (\Exception $e) {
 				}
 			}
 			return $cachedContent;