THRIFT-3949 missing make dist entry for compiler/cpp/test

This closes #1115
diff --git a/build/docker/scripts/make-dist.sh b/build/docker/scripts/make-dist.sh
index c728130..5a3681e 100755
--- a/build/docker/scripts/make-dist.sh
+++ b/build/docker/scripts/make-dist.sh
@@ -4,3 +4,6 @@
 ./bootstrap.sh
 ./configure $*
 make dist
+tar xvf thrift-*.tar.gz
+cd thrift-*
+./build/docker/scripts/cmake.sh