Makefile: Fix ordering and add PHONY

Signed-off-by: Stéphane Graber <[email protected]>

Author: stgraber

Makefile

@@ -1,14 +1,18 @@
 # SPDX-License-Identifier: LGPL-2.1-or-later
 
-meson:
-	[ -d build ] || meson setup build/
-
+.PHONY: all
 all: meson
 	ninja -C build
 
+.PHONY: meson
+meson:
+	[ -d build ] || meson setup build/
+
+.PHONY: dist
 dist: meson
 	meson dist -C build/ --formats=gztar
 	cp build/meson-dist/*.tar.gz .
 
+.PHONY: install
 install:
 	DESTDIR=$(DESTDIR) ninja -C build install