don't specify cmake version.

Author: hpoul

android/build.gradle

@@ -47,7 +47,7 @@ android {
     externalNativeBuild {
         // Encapsulates your CMake build configurations.
         cmake {
-            version "3.10.2"
+//            version "3.10.2"
             // f-droid uses 3.7, let's hope it works this way.
             //version "3.6.0+"
             // Provides a relative path to your CMake build script.