Disable unused Python 2 variant.

Bug: 245854393
Test: presubmit
Change-Id: I4daab8bd3843e58ce7ee6ed2aa74bad846da1a70
diff --git a/src/cryptography/Android.bp b/src/cryptography/Android.bp
index 9bf4b22..11e6858 100644
--- a/src/cryptography/Android.bp
+++ b/src/cryptography/Android.bp
@@ -39,14 +39,6 @@
         "hazmat/bindings/openssl/*.py",
         "x509/*.py",
     ],
-    version: {
-        py2: {
-	    enabled: true,
-	},
-        py3: {
-            enabled: true,
-        },
-    },
     libs: [
         "py-asn1crypto",
         "py-cffi",