Address code review: remove unnecessary braces and specify catch exception types

Agent-Logs-Url: https://github.com/winnerspiros/osu/sessions/7246c167-0b69-48a2-9b47-0771fe6d1e63

Co-authored-by: winnerspiros <1675249+winnerspiros@users.noreply.github.com>

Author: Copilot

osu.Android/OsuGameAndroid.cs

@@ -140,9 +140,7 @@ protected override void LoadComplete()
                         });
                     }
                     else if (nativeBridges != null)
-                    {
                         stopOboeBridge();
-                    }
                 }
                 catch (Exception ex)
                 {
@@ -373,7 +371,7 @@ public override double? ChargeLevel
                     {
                         return Battery.ChargeLevel;
                     }
-                    catch
+                    catch (Exception)
                     {
                         return null;
                     }
@@ -388,7 +386,7 @@ public override bool OnBattery
                     {
                         return Battery.PowerSource == BatteryPowerSource.Battery;
                     }
-                    catch
+                    catch (Exception)
                     {
                         return false;
                     }