Add test to filter out /boot

src/routes/test/system-test.js

@@ -172,6 +172,7 @@ describe('System', function () {
             expect(response.body.devices).to.be.ok();
 
             expect(response.body.devices.some(d => d.mountpoint === '/')).to.be(true);
+            expect(response.body.devices.some(d => d.mountpoint === '/boot')).to.be(false);
         });
     });
 });