Disable unused Python 2 variant.

Bug: 245854393
Test: presubmit
Change-Id: I8fa28538905bfb1e094909fe047c21856fdea65b
diff --git a/src/OpenSSL/Android.bp b/src/OpenSSL/Android.bp
index 81aa7e6..519a8af 100644
--- a/src/OpenSSL/Android.bp
+++ b/src/OpenSSL/Android.bp
@@ -26,17 +26,9 @@
     srcs: [
         "*.py",
     ],
-    version: {
-        py2: {
-            enabled: true,
-        },
-        py3: {
-            enabled: true,
-        },
-    },
     libs: [
         "py-cryptography",
-	"py-six",
+        "py-six",
     ],
     pkg_path: "OpenSSL",
 }