Merge branch 'feature/ci_fuzzer_tests_lwip' into 'master'

ci jobs running fuzz tests on dns, dhcp, dhcps + removed unnecessary references (libexpat)

See merge request idf/esp-idf!2866

diff --cc .gitlab-ci.yml
index 5e14fcf1e9675668e80082450fac2483199bb90e,9ba6dc6d51728078a1b51b27fa4ea6b619bfdbf8..cc0c3838bacb85931a288103a18e4cb72e3fb42e
--- 1/.gitlab-ci.yml
--- 2/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@@ -303,9 -303,9 +303,9 @@@ test_fatfs_on_host
      - cd components/fatfs/test_fatfs_host/
      - make test
  
- test_mdns_fuzzer_on_host:
+ .host_fuzzer_test_template: &host_fuzzer_test_template
    stage: host_test
 -  image: $CI_DOCKER_REGISTRY/afl-fuzzer-test$BOT_DOCKER_IMAGE_TAG
 +  image: $CI_DOCKER_REGISTRY/afl-fuzzer-test
    tags:
      - host_test
    dependencies: []