Convert pkg-config to toml recipe format

recipes/pkg-config/recipe.sh

-VERSION="0.29.2"
-TAR="https://pkg-config.freedesktop.org/releases/pkg-config-${VERSION}.tar.gz"
-BUILD_DEPENDS=(gettext glib libiconv pcre)
-
-function recipe_version {
-	echo "$VERSION"
-	skip=1
-}
-
-function recipe_build {
-	wget -O config.sub "https://gitlab.redox-os.org/redox-os/gnu-config/-/raw/master/config.sub?inline=false"
-	export LDFLAGS="--static"
-	./configure \
-	    --build="${BUILD}" \
-	    --host="${HOST}" \
-	    --prefix="" \
-	    --disable-shared \
-	    --enable-static
-	"$REDOX_MAKE" -j"$($NPROC)"
-    	skip=1
-}
-
-function recipe_clean {
-	"$REDOX_MAKE" clean
-	skip=1
-}
-
-function recipe_stage {
-	export DESTDIR="$(realpath $1)"
-	"$REDOX_MAKE" install
-	rm -f "${DESTDIR}/lib/"*.la
-	skip=1
-}

recipes/pkg-config/recipe.toml

+[source]
+tar = "https://pkg-config.freedesktop.org/releases/pkg-config-0.29.2.tar.gz"
+script = """
+wget -O config.sub "https://gitlab.redox-os.org/redox-os/gnu-config/-/raw/master/config.sub?inline=false"
+"""
+
+[build]
+dependencies = [
+    "gettext",
+    "glib",
+    "libiconv",
+    "pcre",
+]
+template = "configure"