Expand api corpus

test/core/end2end/fuzzers/api_fuzzer.c

...pi_fuzzer_corpus/0159f564d91869bc07239f5551a493c2845a4524

...pi_fuzzer_corpus/056e56878b249c7fd0b95576b352ab2f4d46582e

...pi_fuzzer_corpus/07cc8b298d1502d0c30f3f160871e66e5a1f3fe1

...pi_fuzzer_corpus/085865a209776911782f592c9f30ffe0ad3814a0

...pi_fuzzer_corpus/09923e3ef02243b1902406c637f9516cbe99d7cb

...pi_fuzzer_corpus/173ebf4139ee6d7a574b6767059d82375674bbf4

...pi_fuzzer_corpus/1ccd81836f26b7ececde2b02a22b19ab2a498631

...pi_fuzzer_corpus/2d61ec2cff75eadbc47e0932998b8a797e0cd96c

...pi_fuzzer_corpus/3aee5ced2869452b8ed65313d01b9b9c87144cd4

...pi_fuzzer_corpus/3b002ab57ff8080fbb1e72d985ca6f59f96a171e

...pi_fuzzer_corpus/50bfe6100bf11339372ba29fe0c9b38c3ec2ebf0

...pi_fuzzer_corpus/546fe2e2b1e2756c3f121d0545866798c85c9b8b

...pi_fuzzer_corpus/56f3ca8174d263240113de88e7547e7b1c5cb2cf

...pi_fuzzer_corpus/57798cc4375de344391221fd07d591f5c64d646d

...pi_fuzzer_corpus/57da1745490c2f21ecb86370f1f72f77752bc739

...pi_fuzzer_corpus/5d0137a19ae57cfdf5172a8b51e8ea0a0a893690

...pi_fuzzer_corpus/5e1391f44f904fa54e66ec174e4c8879921e842a

...pi_fuzzer_corpus/6f88ae246aa4af9c74732d87a758ba5ca0f40caf

...pi_fuzzer_corpus/71e2b03b503dbbdc0d2e724c562b9f1c77f972fa