Auto merge of #12050 - johannhof:brotli, r=jdm

Switch to a faster Brotli crate

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- [x] `./mach build -d` does not report any errors
- [x] `./mach test-tidy` does not report any errors
- [x] These changes fix #11933.

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- [x] These changes do not require tests (I hope) because no new behavior was introduced

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components/net/http_loader.rs

@@ -570,7 +570,7 @@ impl StreamedResponse {
                 Decoder::Deflate(DeflateDecoder::new(response))
             }
             Some(Encoding::EncodingExt(ref ext)) if ext == "br" => {
-                Decoder::Brotli(Decompressor::new(response))
+                Decoder::Brotli(Decompressor::new(response, 1024))
             }
             _ => {
                 Decoder::Plain(response)