docs: add link of universe docs (#970)

* chore: sync files (#968)

* chore: sync files

Signed-off-by: GitHub <noreply@github.com>

* Update sync-files.yaml

Co-authored-by: kenji-miyake <kenji-miyake@users.noreply.github.com>
Co-authored-by: Kenji Miyake <31987104+kenji-miyake@users.noreply.github.com>
Signed-off-by: Shumpei Wakabayashi <shumpei.wakabayashi@tier4.jp>

* docs: add link of universe docs

Signed-off-by: Shumpei Wakabayashi <shumpei.wakabayashi@tier4.jp>

Co-authored-by: awf-autoware-bot[bot] <94889083+awf-autoware-bot[bot]@users.noreply.github.com>
Co-authored-by: kenji-miyake <kenji-miyake@users.noreply.github.com>
Co-authored-by: Kenji Miyake <31987104+kenji-miyake@users.noreply.github.com>

Author: 3 people

README.md

@@ -1,7 +1,7 @@
 # autoware.universe
 
-This is one of the prototype repositories for Autoware Core/Universe that AWF agreed to create in the [TSC meeting on 2021/11/17](https://discourse.ros.org/t/technical-steering-committee-tsc-meeting-36-2021-11-17-minutes/23168).
+For Autoware's general documentation, see [Autoware Documentation](https://autowarefoundation.github.io/autoware-documentation/).
 
-Please see [autowarefoundation/autoware](https://github.com/autowarefoundation/autoware) for more details.
+For detailed documents of Autoware Universe components, see [Autoware Universe Documentation](https://autowarefoundation.github.io/autoware.universe/).
 
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