repo-workspace: Update OBS repo name

Signed-off-by: Pavel Zhukov <pavel.zhukov@huawei.com>

Closes: https://git.ostc-eu.org/OSTC/planning/maintenance/-/issues/29

docs/repo-workspace.rst

@@ -65,11 +65,11 @@ On openSUSE or SUSE Enterprise Linux:
 
 .. code-block:: console
 
-   $ sudo zypper addrepo http://download.opensuse.org/repositories/home:/openharmony:/tools/openSUSE_Tumbleweed/home:openharmony:tools.repo
+   $ sudo zypper addrepo https://build.opensuse.org/project/show/home:oniroproject:tools
    $ sudo zypper in repo
 
 In the `zypper addrepo` line, replace ``openSUSE_Tumbleweed`` with the distribution you're using - a list of distributions
-for which the package is available `here <http://download.opensuse.org/repositories/home:/openharmony:/tools/>`_.
+for which the package is available `here <https://build.opensuse.org/project/show/home:oniroproject:tools>`_.
 
 On Arch Linux:
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