Migrate to stylistic

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

src/utils/createMatrixClient.ts

@@ -25,7 +25,7 @@ const localStorage = window.localStorage;
 let indexedDB: IDBFactory;
 try {
     indexedDB = window.indexedDB;
-} catch (e) {}
+} catch {}
 
 /**
  * Create a new matrix client, with the persistent stores set up appropriately