[CI:DOCS] podman save: clarify formats and transports
Mention all supports --format values and put them into the context of
supported transports.
@@ -35,8 +35,9 @@ Write to a file, default is STDOUT
#### **--format**=*format*
-Save image to **oci-archive, oci-dir** (directory with oci manifest type), or **docker-dir** (directory with v2s2 manifest type)
+Save image to **docker-archive**, **oci-archive** (see `containers-transports(5)`), **oci-dir** (`oci` transport), or **docker-dir** (`dir` transport with v2s2 manifest type).
```
+--format docker-archive
--format oci-archive
--format oci-dir
--format docker-dir
@@ -100,7 +101,7 @@ Storing signatures
```
## SEE ALSO
-podman(1), podman-load(1), containers.conf(5)
+podman(1), podman-load(1), containers.conf(5), containers-transports(5)
## HISTORY
July 2017, Originally compiled by Urvashi Mohnani <umohnani@redhat.com>
