docs: add missing cache-from man docs
@@ -8,6 +8,7 @@ docker-build - Build an image from a Dockerfile
**docker build**
[**--add-host**[=*[]*]]
[**--build-arg**[=*[]*]]
+[**--cache-from**[=*[]*]]
[**--cpu-shares**[=*0*]]
[**--cgroup-parent**[=*CGROUP-PARENT*]]
[**--help**]
@@ -94,6 +95,9 @@ option can be set multiple times.
or for variable expansion in other Dockerfile instructions. This is not meant
for passing secret values. [Read more about the buildargs instruction](https://docs.docker.com/engine/reference/builder/#arg)
+**--cache-from**=""
+ Set image that will be used as a build cache source.
+
**--force-rm**=*true*|*false*
Always remove intermediate containers, even after unsuccessful builds. The default is *false*.
