build: fix rpm python 3 depends

Type: fix

Change-Id: Ie6eaccb27779bb14c0a23764a16cd22f0a72e379
Signed-off-by: Ed Kern <ejk@cisco.com>
diff --git a/Makefile b/Makefile
index 16243bc..adb0334 100644
--- a/Makefile
+++ b/Makefile
@@ -101,7 +101,7 @@
 	RPM_DEPENDS += yum-utils
 	RPM_DEPENDS += openssl-devel
 	RPM_DEPENDS += python-devel python36-ply
-	RPM_DEPENDS += python36-devel python36-pip
+	RPM_DEPENDS += python3-devel python3-pip
 	RPM_DEPENDS += python-virtualenv python36-jsonschema
 	RPM_DEPENDS += devtoolset-7
 	RPM_DEPENDS += cmake3