install librocksdb-dev for docker

Author: xlc

scripts/dev.Dockerfile

@@ -35,6 +35,7 @@ RUN export DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true && ap
     libcurl4 \
     libxml2 \
     tzdata \
+	librocksdb-dev \
     && rm -r /var/lib/apt/lists/*
 
 # Everything up to here should cache nicely between Swift versions, assuming dev dependencies change little

scripts/release.Dockerfile

@@ -36,6 +36,7 @@ RUN export DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true && ap
     libcurl4 \
     libxml2 \
     tzdata \
+	librocksdb-dev \
     && rm -r /var/lib/apt/lists/*
 
 # Everything up to here should cache nicely between Swift versions, assuming dev dependencies change little