Fix gradlew.bat line endings

This is done by marking it as a binary file which has the additional
benefit of preventing any template variables from being substituted into
it.

Author: Juuxel

src/templates/shared/mod.rs

@@ -5,7 +5,7 @@
 super::binary_file_data!(GRADLE_WRAPPER_JAR gradle_wrapper_jar, "shared", false, "gradle/wrapper/gradle-wrapper.jar");
 super::file_data!(GRADLE_WRAPPER_PROPERTIES gradle_wrapper_properties, "shared", false, "gradle/wrapper/gradle-wrapper.properties");
 super::file_data!(GRADLEW gradlew, "shared", false, "gradlew", Execute);
-super::file_data!(GRADLEW_BAT gradlew_bat, "shared", false, "gradlew.bat");
+super::binary_file_data!(GRADLEW_BAT gradlew_bat, "shared", false, "gradlew.bat");
 
 super::file_list!(pub shared_files,
     gradle_wrapper_jar