fix: chunked reader parse extra data

Author: darkseid-is

body-plz/src/reader/chunked_reader.rs

@@ -133,8 +133,12 @@ impl ChunkReader {
                 }
             }
             Self::EndCRLF => {
-                if buf.remaining() == CRLF.as_bytes() {
-                    buf.set_position(buf.position() + 2);
+                if let Some(index) = buf
+                    .remaining()
+                    .windows(2)
+                    .position(|window| window == CRLF.as_bytes())
+                {
+                    buf.set_position(index + 2);
                     *self = Self::End;
                     Some(ChunkedBody::EndCRLF(buf.split_at_current_pos()))
                 } else {