python-pygame: rename package's Config.in bool

Signed-off-by: Ryan Barnett <rjbarnet@rockwellcollins.com>
Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/python-pygame/Config.in

@@ -1,5 +1,5 @@
 config BR2_PACKAGE_PYTHON_PYGAME
-	bool "pygame"
+	bool "python-pygame"
 	depends on BR2_PACKAGE_PYTHON
 	select BR2_PACKAGE_SDL
 	help