fix odin

langs/odin/Dockerfile

@@ -1,6 +1,5 @@
 RUN apt-get install wget unzip -y
 RUN apt-get install libedit2 libedit-dev -y
-RUN apt-get install zlib -y
 RUN apt-get install libxml2 libxml2-dev -y
 RUN apt-get install libffi libffi-dev -y
 RUN apt-get install libtinfo libtinfo-dev -y