Remove recipes for unused CI services

Address sanitizer options kindly provided by @noloader have been
migrated to .github/workflows/testsuite.yml.

.github/workflows/testsuite.yml

@@ -17,6 +17,8 @@ jobs:
     - run: libtoolize -ci
     - run: autoreconf -fi
     - run: ./configure
+      env:
+        CFLAGS: -g2 -O0 -fsanitize=address,undefined -fno-sanitize-recover
     - run: make test
 
   mac:
@@ -33,6 +35,8 @@ jobs:
     # macOS’s system OpenSSL (LibreSSL, actually) isn’t meant for linking,
     # and Homebrew’s# OpenSSL isn’t CI-friendly. So build without OpenSSL.
     - run: ./configure --without-ssl --disable-sha2 --disable-gost --disable-ecdsa --disable-dane
+      env:
+        CFLAGS: -g2 -O0 -fsanitize=address,undefined -fno-sanitize-recover
 
     # As of now the test suite requires OpenSSL, so no tests.
     # cf. https://github.com/NLnetLabs/ldns/issues/162