Update Dockerfile

oses/debian/Dockerfile

@@ -21,7 +21,7 @@ RUN          apt-get update \
 RUN         apt-get install -y gcc g++ libgcc1 libc++-dev gdb libc-dev git wget curl tar zip unzip binutils xz-utils liblzo2-2 cabextract iproute2 net-tools netcat telnet libatomic1 libsdl1.2debian libsdl2-2.0-0 \
             libfontconfig libicu67 icu-devtools libunwind8 libssl-dev sqlite3 libsqlite3-dev libmariadbclient-dev-compat libduktape205 locales ffmpeg gnupg2 apt-transport-https software-properties-common ca-certificates \
             liblua5.3-0 libz-dev rapidjson-dev tzdata libevent-dev libzip4 libprotobuf23 libevent-dev libfluidsynth2 gettext-base procps tini \
-			&& apt-get clean && rm -rf /var/lib/apt/lists/*
+            && apt-get clean && rm -rf /var/lib/apt/lists/*
 
 ## Configure locale
 RUN          update-locale lang=en_US.UTF-8 && dpkg-reconfigure --frontend noninteractive locales