infra: remove debian packaging.

thorvg doesn't belonged to any package distribution.
let tvg keep the meson build system and leave to pkg distrubtors
to organize their own building configures.

packaging/thorvg.manifest

@@ -1,5 +0,0 @@
-<manifest>
- <request>
-    <domain name="_"/>
- </request>
-</manifest>

packaging/thorvg.spec

@@ -1,64 +0,0 @@
-Name:       thorvg
-Summary:    Thor Vector Graphics Library
-Version:    0.1.0
-Release:    1
-Group:      Graphics System/Rendering Engine
-License:    MIT
-URL:        https://github.com/samsung/thorvg
-Source0:    %{name}-%{version}.tar.gz
-
-BuildRequires:  pkgconfig
-BuildRequires:  pkgconfig(glesv2)
-
-BuildRequires:  meson
-BuildRequires:  ninja
-Requires(post): /sbin/ldconfig
-Requires(postun): /sbin/ldconfig
-
-%description
-Thor Vector Graphics Library
-
-
-%package devel
-Summary:    Thor Vector Graphics Library (devel)
-Group:      Development/Libraries
-Requires:   %{name} = %{version}-%{release}
-
-
-%description devel
-Thor Vector Graphics Library (devel)
-
-
-%prep
-%setup -q
-
-
-%build
-
-export DESTDIR=%{buildroot}
-
-meson setup \
-      --prefix /usr \
-      --libdir %{_libdir} \
-      builddir 2>&1
-ninja \
-      -C builddir \
-      -j %(echo "`/usr/bin/getconf _NPROCESSORS_ONLN`")
-
-%install
-
-export DESTDIR=%{buildroot}
-
-ninja -C builddir install
-
-%files
-%defattr(-,root,root,-)
-%{_libdir}/libthorvg.so.*
-%manifest packaging/thorvg.manifest
-
-%files devel
-%defattr(-,root,root,-)
-%{_includedir}/*.h
-%{_libdir}/libthorvg.so
-
-%{_libdir}/pkgconfig/thorvg.pc

thorvg.manifest

@@ -1,5 +0,0 @@
-<manifest>
-	<request>
-		<domain name="_"/>
-	</request>
-</manifest>