modify some urls related to reference path

Signed-off-by: lixiaobing10051267 <li.xiaobing1@zte.com.cn>
(cherry picked from commit b069690827907681ce781c7cc26a753ffa677b12)
Signed-off-by: Victor Vieux <victorvieux@gmail.com>

api/swagger.yaml

@@ -3737,7 +3737,7 @@ paths:
 
         Either the `stream` or `logs` parameter must be `true` for this endpoint to do anything.
 
-        See [the documentation for the `docker attach` command](/engine/reference/commandline/attach/) for more details.
+        See [the documentation for the `docker attach` command](https://docs.docker.com/engine/reference/commandline/attach/) for more details.
 
         ### Hijacking
 

man/docker-build.1.md

@@ -83,7 +83,7 @@ set as the **URL**, the repository is cloned locally and then sent as the contex
    Users pass these values at build-time. Docker uses the `buildargs` as the
    environment context for command(s) run via the Dockerfile's `RUN` instruction
    or for variable expansion in other Dockerfile instructions. This is not meant
-   for passing secret values. [Read more about the buildargs instruction](/reference/builder/#arg)
+   for passing secret values. [Read more about the buildargs instruction](https://docs.docker.com/engine/reference/builder/#arg)
 
 **--force-rm**=*true*|*false*
    Always remove intermediate containers, even after unsuccessful builds. The default is *false*.