suppress wgpu warnings by default. they are generally unactionable and noisy (#1066)

crates/bevy_log/src/lib.rs

@@ -33,7 +33,7 @@ pub struct LogSettings {
 impl Default for LogSettings {
     fn default() -> Self {
         Self {
-            filter: "wgpu=warn".to_string(),
+            filter: "wgpu=error".to_string(),
             level: Level::INFO,
         }
     }