NetEq fuzzer: shorten the maximum fuzzer input

This is to avoid time-outs in the fuzzer bots.

Notry: true
Bug: chromium:942886, webrtc:10415
Change-Id: If5e0bcda4e56bb4916bc4479e5b4c822c654c734
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/129925
Reviewed-by: Sam Zackrisson <saza@webrtc.org>
Commit-Queue: Henrik Lundin <henrik.lundin@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#27335}

test/fuzzers/neteq_rtp_fuzzer.cc

@@ -146,7 +146,7 @@ void FuzzOneInputTest(const uint8_t* data, size_t size) {
 }  // namespace test
 
 void FuzzOneInput(const uint8_t* data, size_t size) {
-  if (size > 100000) {
+  if (size > 70000) {
     return;
   }
   test::FuzzOneInputTest(data, size);