libdca: dropped unmaintained port

libdca/.footprint

@@ -1,24 +0,0 @@
-drwxr-xr-x	root/root	usr/
-drwxr-xr-x	root/root	usr/bin/
--rwxr-xr-x	root/root	usr/bin/dcadec
--rwxr-xr-x	root/root	usr/bin/dtsdec
--rwxr-xr-x	root/root	usr/bin/extract_dca
--rwxr-xr-x	root/root	usr/bin/extract_dts
-drwxr-xr-x	root/root	usr/include/
--rw-r--r--	root/root	usr/include/dca.h
--rw-r--r--	root/root	usr/include/dts.h
-drwxr-xr-x	root/root	usr/lib/
--rwxr-xr-x	root/root	usr/lib/libdca.la
-lrwxrwxrwx	root/root	usr/lib/libdca.so -> libdca.so.0.0.0
-lrwxrwxrwx	root/root	usr/lib/libdca.so.0 -> libdca.so.0.0.0
--rwxr-xr-x	root/root	usr/lib/libdca.so.0.0.0
-drwxr-xr-x	root/root	usr/lib/pkgconfig/
--rw-r--r--	root/root	usr/lib/pkgconfig/libdca.pc
--rw-r--r--	root/root	usr/lib/pkgconfig/libdts.pc
-drwxr-xr-x	root/root	usr/share/
-drwxr-xr-x	root/root	usr/share/man/
-drwxr-xr-x	root/root	usr/share/man/man1/
--rw-r--r--	root/root	usr/share/man/man1/dcadec.1.gz
-lrwxrwxrwx	root/root	usr/share/man/man1/dtsdec.1.gz -> dcadec.1.gz
--rw-r--r--	root/root	usr/share/man/man1/extract_dca.1.gz
-lrwxrwxrwx	root/root	usr/share/man/man1/extract_dts.1.gz -> extract_dca.1.gz

libdca/.signature

@@ -1,5 +0,0 @@
-untrusted comment: verify with /etc/ports/contrib.pub
-RWSagIOpLGJF367sH1+ngD/IDOH0p1ep40TZJl0Qi66emtWlrD2APCRJvXUm/Fbqvj8unkmjQEPr40aDMtDOhBBlD+wjniqgHA0=
-SHA256 (Pkgfile) = 0d100fa2543c50818192402e7cbf583058c3058e17a9899daeb0f8d3ab487899
-SHA256 (.footprint) = 98f37d2168eecccaff05978b4e301cf1541082d0ae3c82d9fc7aa434f7187656
-SHA256 (libdca-0.0.7.tar.bz2) = 3a0b13815f582c661d2388ffcabc2f1ea82f471783c400f765f2ec6c81065f6a

libdca/Pkgfile

@@ -1,20 +0,0 @@
-# Description: A free DTS Coherent Acoustics decoder. (early development stage)
-# URL: http://www.videolan.org/developers/libdca.html
-# Maintainer: unmaintained
-
-name=libdca
-version=0.0.7
-release=1
-source=(https://download.videolan.org/pub/videolan/$name/$version/$name-$version.tar.bz2)
-
-build() {
-  cd $name-$version
-
-  ./bootstrap
-  ./configure --prefix=/usr --disable-static
-
-  make
-  make DESTDIR=$PKG install
-
-  rm -f $PKG/usr/lib/libdts.a
-}