ndpireader: fix detection of DoH traffic based on packet distributions #2822

Job	Run time
Python Bindings (ubuntu-latest)	1m 28s
Test Utils (ubuntu-latest)	2m 17s
ubuntu-latest x86_64 --with-local-libgcrypt cc	5m 59s
ubuntu-latest x86_64 cc	8m 27s
ubuntu-20.04 x86_64 --with-local-libgcrypt cc	7m 7s
ubuntu-20.04 x86_64 cc	5m 44s
macOS-latest x86_64 --with-local-libgcrypt cc	5m 6s
macOS-latest x86_64 cc	4m 50s
macos-11 x86_64 --with-local-libgcrypt cc	5m 49s
macos-11 x86_64 cc	5m 29s
windows-latest x86_64 --with-local-libgcrypt cc	21m 0s
windows-latest x86_64 cc	12m 50s
ubuntu-20.04 x86_64 gcc-7 --with-pcre --with-maxminddb --with-sanitizer	9m 15s
ubuntu-22.04 x86_64 gcc-12 --with-pcre --with-maxminddb --with-sanitizer --with-lto-and-gold-linker	13m 46s
ubuntu-20.04 x86_64 clang-7 --with-pcre --with-maxminddb --with-sanitizer	14m 17s
ubuntu-22.04 x86_64 clang-14 --with-pcre --with-maxminddb --with-sanitizer --with-lto-and-gold-linker	12m 51s
ubuntu-latest x86_64 cc --with-pcre --with-maxminddb --with-thread-sanitizer	17m 30s
ubuntu-latest x86_64 cc --with-pcre --with-maxminddb --with-sanitizer nBPF	8m 25s
ubuntu-22.04 x86_64 clang-14 --with-pcre --with-maxminddb --with-memory-sanitizer	19m 29s
macOS-latest x86_64 cc --with-pcre --with-maxminddb	5m 42s
macos-12 x86_64 cc --with-pcre --with-maxminddb	5m 0s
ubuntu-latest arm64 cc --with-pcre --with-maxminddb	23m 47s
ubuntu-latest armhf cc --with-pcre --with-maxminddb --with-sanitizer	42m 20s
ubuntu-latest s390x cc --with-pcre --with-maxminddb	25m 22s
	4h 43m 50s

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