Verify gfe2_reloadable_flag_quic_do_not_clip_received_error_code.
Verify gfe2_reloadable_flag_quic_do_not_clip_received_error_code.

https://b20020abe24cc000000000000000000001338000000fcc0ffffb900.proxy.googleprod.com/r/expr_browser.html#expr=%7Bvar%3D%22dc_code_count%3Acode_counters_total%3Asum%22%2Cjob%3D%22%2F.*_layer1_gfe.*%2F%22%2Cdc%3D%22vl%22%2Cname_of_code_point%3D%22%2Fquic_do_not_clip_received_error_code.*%2F%22%7D&grid&w=1533&yrange=%5B0%3A%5D

https://b20020a056008114c00000000000000001338000000fcc0ffffb900.proxy.googleprod.com/r/expr_browser.html#expr=%7Bvar%3D%22dc_code_count%3Acode_counters_total%3Asum%22%2Cjob%3D%22%2F.*_layer1_gfe.*%2F%22%2Cdc%3D%22wk%22%2Cname_of_code_point%3D%22%2Fquic_do_not_clip_received_error_code.*%2F%22%7D&grid&w=1533&yrange=%5B0%3A%5D

Protected by FLAGS_quic_reloadable_flag_quic_do_not_clip_received_error_code.

PiperOrigin-RevId: 343148631
Change-Id: I0ccd3f2eaf25b251b94df6bb4adc9b245f0a94f3

google/quiche,google/quiche,google/quiche,google/quiche