meson: update linking for fixed meson linking

With mesonbuid/meson#1545, meson does not propagate deps of a library
when linking with that library. That's of course the right thing to do,
but it exposes a bunch of missing deps.

This compiles with both meson-0.39.1 and meson-git + pr/1545.

src/machine/meson.build

@@ -41,7 +41,9 @@ endif
 tests += [
   [['src/machine/test-machine-tables.c'],
    [libmachine_core,
-    libshared],
-   [],
+    libshared_static,
+    libsystemd_internal,
+    libudev],
+   [threads],
    'ENABLE_MACHINED'],
   ]