Update LibAFL and test for regressions. #787

Job	Run time
Test (bloaty_fuzz_target)	1h 50m 52s
Test (bloaty_fuzz_target_52948c)	2h 12m 33s
Test (curl_curl_fuzzer_http)	2h 7m 5s
Test (freetype2_ftfuzzer)	1h 32m 42s
Test (harfbuzz_hb-shape-fuzzer)	1h 40m 5s
Test (harfbuzz_hb-shape-fuzzer_17863b)	16m 7s
Test (jsoncpp_jsoncpp_fuzzer)	1h 18m 32s
Test (lcms_cms_transform_fuzzer)	1h 26m 49s
Test (libjpeg-turbo_libjpeg_turbo_fuzzer)	1h 27m 1s
Test (libpcap_fuzz_both)	1h 23m 19s
Test (libpng_libpng_read_fuzzer)	1h 18m 12s
Test (libxml2_xml)	1h 22m 31s
Test (libxml2_xml_e85b9b)	1h 20m 7s
Test (libxslt_xpath)	1h 30m 49s
Test (mbedtls_fuzz_dtlsclient)	1h 32m 36s
Test (mbedtls_fuzz_dtlsclient_7c6b0e)	1h 33m 0s
Test (openh264_decoder_fuzzer)	1h 17m 23s
Test (openssl_x509)	1h 51m 7s
Test (openthread_ot-ip6-send-fuzzer)	1h 23m 19s
Test (php_php-fuzz-parser_0dbedb)	31m 36s
Test (proj4_proj_crs_to_crs_fuzzer)	1h 56m 38s
Test (re2_fuzzer)	1h 19m 39s
Test (sqlite3_ossfuzz)	1h 29m 26s
Test (stb_stbi_read_fuzzer)	1h 19m 20s
Test (systemd_fuzz-link-parser)	1h 46m 49s
Test (vorbis_decode_fuzzer)	1h 21m 14s
Test (woff2_convert_woff2ttf_fuzzer)	1h 18m 13s
Test (zlib_zlib_uncompress_fuzzer)	1h 16m 35s
	1d 16h 43m 39s

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