Snowball: Fix ArgumentNullException when making a plugin package without plugin.json
Snowball: Fix ArgumentNullException when making a plugin package without plugin.json

RonnChyran/snowflake,RonnChyran/snowflake,SnowflakePowered/snowflake,SnowflakePowered/snowflake,SnowflakePowered/snowflake,RonnChyran/snowflake