Removed Perl dependency (not needed for 5.7)

Author: ltangvald

5.7/Dockerfile

@@ -3,12 +3,6 @@ FROM debian:wheezy
 # add our user and group first to make sure their IDs get assigned consistently, regardless of whatever dependencies get added
 RUN groupadd -r mysql && useradd -r -g mysql mysql
 
-# FATAL ERROR: please install the following Perl modules before executing /usr/local/mysql/scripts/mysql_install_db:
-# File::Basename
-# File::Copy
-# Sys::Hostname
-# Data::Dumper
-RUN apt-get update && apt-get install -y perl --no-install-recommends && rm -rf /var/lib/apt/lists/*
 
 # gpg: key 5072E1F5: public key "MySQL Release Engineering <mysql-build@oss.oracle.com>" imported
 RUN apt-key adv --keyserver pool.sks-keyservers.net --recv-keys A4A9406876FCBD3C456770C88C718D3B5072E1F5