python-bottle: add missing dependency on python

Signed-off-by: Thomas De Schampheleire <thomas.de.schampheleire@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/python-bottle/Config.in

@@ -1,5 +1,6 @@
 config BR2_PACKAGE_PYTHON_BOTTLE
 	bool "python-bottle"
+	depends on BR2_PACKAGE_PYTHON
 	help
 	  Bottle is a fast, simple and lightweight WSGI micro web-framework
 	  for Python. It is distributed as a single file module and has no