meson build system: Update from 0.50.1 to 0.52.0

scripts/build/configure/termux_step_configure_meson.sh

@@ -1,6 +1,6 @@
 termux_step_configure_meson() {
 	termux_setup_meson
-	CC=gcc CXX=g++ $TERMUX_MESON \
+	CC=gcc CXX=g++ CFLAGS= CXXFLAGS= CPPFLAGS= LDFLAGS= $TERMUX_MESON \
 		$TERMUX_PKG_SRCDIR \
 		$TERMUX_PKG_BUILDDIR \
 		--cross-file $TERMUX_MESON_CROSSFILE \

scripts/build/setup/termux_setup_meson.sh

@@ -1,6 +1,6 @@
 termux_setup_meson() {
 	termux_setup_ninja
-	local MESON_VERSION=0.50.1
+	local MESON_VERSION=0.52.0
 	local MESON_FOLDER=$TERMUX_COMMON_CACHEDIR/meson-$MESON_VERSION-v1
 	if [ ! -d "$MESON_FOLDER" ]; then
 		local MESON_TAR_NAME=meson-$MESON_VERSION.tar.gz
@@ -9,7 +9,7 @@ termux_setup_meson() {
 		termux_download \
 			"https://github.com/mesonbuild/meson/releases/download/$MESON_VERSION/meson-$MESON_VERSION.tar.gz" \
 			"$MESON_TAR_FILE" \
-			f68f56d60c80a77df8fc08fa1016bc5831605d4717b622c96212573271e14ecc
+			d60f75f0dedcc4fd249dbc7519d6f3ce6df490033d276ef1cf27453ef4938d32
 		tar xf "$MESON_TAR_FILE" -C "$TERMUX_PKG_TMPDIR"
 		# Avoid meson stripping away DT_RUNPATH, see
 		# (https://github.com/NetBSD/pkgsrc/commit/2fb2c013715a6374b4e2d1f8e9f2143e827f0f64