Default `thread_minimum_size` in `GZipResponder`

Merged
KL
3mo ago
+1-1

Give thread_minimum_size a default value of 128 KiB in GZipResponder, matching the default used by GZipMiddleware (introduced in #3410). This keeps GZipResponder usable directly without passing the keyword argument, avoiding a breaking change for anyone instantiating it themselves.