Bump faucet/test-base from 15.0.1 to 16.0.0

Bumps faucet/test-base from 15.0.1 to 16.0.0.

---
updated-dependencies:
- dependency-name: faucet/test-base
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Dockerfile.fuzz

@@ -1,6 +1,6 @@
 ## Image name: chewie/packet-fuzzer
 
-FROM faucet/test-base:15.0.1
+FROM faucet/test-base:16.0.0
 
 ENV PIP3="pip3 -q --no-cache-dir install --upgrade"