Add DLEP protocol dissector #3842

Job	Run time
Python Bindings (ubuntu-latest)	1m 4s
ubuntu-latest x86_64 --with-local-libgcrypt cc	5m 56s
ubuntu-latest x86_64 cc	6m 0s
ubuntu-20.04 x86_64 --with-local-libgcrypt cc	5m 27s
ubuntu-20.04 x86_64 cc	5m 28s
macOS-latest x86_64 --with-local-libgcrypt cc	5m 32s
macOS-latest x86_64 cc	5m 15s
macos-13 x86_64 --with-local-libgcrypt cc	5m 12s
macos-13 x86_64 cc	4m 38s
windows-latest x86_64 --with-local-libgcrypt cc	16m 11s
windows-latest x86_64 cc	8m 32s
Test Utils (ubuntu-latest)	3m 9s
ubuntu-20.04 x86_64 gcc-4.9 --with-pcre2 --with-maxminddb --with-sanitizer	8m 30s
ubuntu-22.04 x86_64 gcc-13 --with-pcre2 --with-maxminddb --with-sanitizer --with-lto-and-gold-linker	11m 52s
ubuntu-20.04 x86_64 clang-7 --with-pcre2 --with-maxminddb --with-sanitizer	12m 48s
ubuntu-22.04 x86_64 clang-17 --with-pcre2 --with-maxminddb --with-sanitizer --with-lto-and-gold-linker	13m 39s
ubuntu-latest x86_64 cc --with-pcre2 --with-maxminddb --with-thread-sanitizer	24m 16s
ubuntu-latest x86_64 cc --with-pcre2 --with-maxminddb --with-sanitizer nBPF	8m 30s
ubuntu-latest x86_64 cc --with-pcre2 --with-maxminddb --with-sanitizer --disable-global-context-support	12m 10s
ubuntu-22.04 x86_64 clang-17 --with-pcre2 --with-maxminddb --with-memory-sanitizer	53m 40s
macOS-latest x86_64 cc --with-pcre2 --with-maxminddb	4m 32s
macos-14 x86_64 cc	2m 45s
ubuntu-latest arm64 cc --with-pcre2 --with-maxminddb	22m 38s
ubuntu-latest armhf cc --with-pcre2 --with-maxminddb --with-sanitizer	51m 55s
ubuntu-latest s390x cc --with-pcre2 --with-maxminddb	21m 34s
	5h 21m 13s

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