Merge upstream changes from Marlin 2.1.1

buildroot/share/PlatformIO/scripts/pioutil.py

@@ -0,0 +1,13 @@
+#
+# pioutil.py
+#
+
+# Make sure 'vscode init' is not the current command
+def is_pio_build():
+	from SCons.Script import DefaultEnvironment
+	env = DefaultEnvironment()
+	return not env.IsIntegrationDump()
+
+def get_pio_version():
+	from platformio import util
+	return util.pioversion_to_intstr()