opus: update to 1.4 and meson

release notes:
- https://github.com/xiph/opus/releases/tag/v1.4

packages/addons/addon-depends/opus/package.mk

@@ -2,22 +2,23 @@
 # Copyright (C) 2016-present Team LibreELEC (https://libreelec.tv)
 
 PKG_NAME="opus"
-PKG_VERSION="1.3.1"
-PKG_SHA256="65b58e1e25b2a114157014736a3d9dfeaad8d41be1c8179866f144a2fb44ff9d"
+PKG_VERSION="1.4"
+PKG_SHA256="c9b32b4253be5ae63d1ff16eea06b94b5f0f2951b7a02aceef58e3a3ce49c51f"
 PKG_LICENSE="BSD"
 PKG_SITE="http://www.opus-codec.org"
-PKG_URL="https://archive.mozilla.org/pub/opus/${PKG_NAME}-${PKG_VERSION}.tar.gz"
+PKG_URL="https://github.com/xiph/opus/releases/download/v${PKG_VERSION}/${PKG_NAME}-${PKG_VERSION}.tar.gz"
 PKG_DEPENDS_TARGET="toolchain"
 PKG_LONGDESC="Codec designed for interactive speech and audio transmission over the Internet."
-PKG_TOOLCHAIN="configure"
 PKG_BUILD_FLAGS="+pic"
 
 if [ "${TARGET_ARCH}" = "arm" ]; then
-  PKG_FIXED_POINT="--enable-fixed-point"
+  PKG_FIXED_POINT="-Dfixed-point=true"
 else
-  PKG_FIXED_POINT="--disable-fixed-point"
+  PKG_FIXED_POINT="-Dfixed-point=false"
 fi
 
-PKG_CONFIGURE_OPTS_TARGET="--enable-static \
-                           --disable-shared \
-                           ${PKG_FIXED_POINT}"
+PKG_MESON_OPTS_TARGET="-Ddefault_library=static \
+                       -Ddocs=disabled \
+                       -Dextra-programs=disabled \
+                       -Dtests=disabled \
+                       ${PKG_FIXED_POINT}"