Update libafl_libfuzzer #502

Job	Run time
Test (bloaty_fuzz_target)	17m 4s
Test (bloaty_fuzz_target_52948c)	17m 16s
Test (curl_curl_fuzzer_http)	17m 12s
Test (freetype2_ftfuzzer)	17m 38s
Test (harfbuzz_hb-shape-fuzzer)	18m 17s
Test (harfbuzz_hb-shape-fuzzer_17863b)	17m 54s
Test (jsoncpp_jsoncpp_fuzzer)	17m 51s
Test (lcms_cms_transform_fuzzer)	17m 37s
Test (libjpeg-turbo_libjpeg_turbo_fuzzer)	18m 38s
Test (libpcap_fuzz_both)	17m 55s
Test (libpng_libpng_read_fuzzer)	18m 3s
Test (libxml2_xml)	17m 24s
Test (libxml2_xml_e85b9b)	20m 24s
Test (libxslt_xpath)	24m 39s
Test (mbedtls_fuzz_dtlsclient)	19m 27s
Test (mbedtls_fuzz_dtlsclient_7c6b0e)	19m 46s
Test (openh264_decoder_fuzzer)	17m 23s
Test (openssl_x509)	18m 32s
Test (openthread_ot-ip6-send-fuzzer)	18m 28s
Test (php_php-fuzz-parser_0dbedb)	22m 26s
Test (proj4_proj_crs_to_crs_fuzzer)	20m 20s
Test (re2_fuzzer)	22m 22s
Test (sqlite3_ossfuzz)	20m 4s
Test (stb_stbi_read_fuzzer)	17m 57s
Test (systemd_fuzz-link-parser)	18m 16s
Test (vorbis_decode_fuzzer)	18m 55s
Test (woff2_convert_woff2ttf_fuzzer)	17m 50s
Test (zlib_zlib_uncompress_fuzzer)	17m 20s
	8h 46m 58s

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