Remove Autotools support #1939

Job	Run time
ASan-22	6m 56s
library-20 (-Dtls=gnutls -Dsessionlib=xsmp -Dmigemo=enabled -Dalsa=enabled -Dpangolayout=enabled,...	7m 12s
library-20 (-Dtls=openssl -Dsessionlib=no -Dmigemo=enabled -Dcompat_cache_dir=disabled, libssl-de...	8m 5s
library-20 (-Dtls=openssl -Dsessionlib=xsmp -Dalsa=enabled -Dpangolayout=enabled, libssl-dev liba...	9m 51s
compiler-20 (gcc-8, g++-8, g++-8)	9m 7s
compiler-20 (gcc-10, g++-10, g++-10)	6m 16s
compiler-20 (clang-7, clang++-7, clang-7)	5m 38s
compiler-20 (clang-8, clang++-8, clang-8)	5m 33s
compiler-20 (clang-9, clang++-9, clang-9)	5m 25s
compiler-20 (clang-10, clang++-10, clang-10)	5m 33s
compiler-22 (gcc-12, g++-12, g++-12)	7m 4s
compiler-22 (clang-11, clang++-11, clang-11)	5m 51s
compiler-22 (clang-12, clang++-12, clang-12)	8m 40s
compiler-22 (clang-13, clang++-13, clang-13)	6m 12s
compiler-22 (clang-14, clang++-14, clang-14)	7m 27s
compiler-22 (clang-15, clang++-15, clang-15)	6m 58s
library-22 (-Dtls=gnutls -Dsessionlib=xsmp -Dmigemo=enabled -Dalsa=enabled -Dpangolayout=enabled,...	6m 28s
library-22 (-Dtls=openssl -Dsessionlib=no -Dmigemo=enabled -Dcompat_cache_dir=disabled, libssl-de...	5m 44s
library-22 (-Dtls=openssl -Dsessionlib=xsmp -Dalsa=enabled -Dpangolayout=enabled, libssl-dev liba...	6m 53s
manual-build	21s
	2h 11m 14s

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