Merge pull request #5749 from certbot/fix-docker-link

Fix Docker link

docs/contributing.rst

@@ -24,7 +24,7 @@ running:
 
 If you're on macOS, we recommend you skip the rest of this section and instead
 run Certbot in Docker. You can find instructions for how to do this :ref:`here
-<docker>`. If you're running on Linux, you can run the following commands to
+<docker-dev>`. If you're running on Linux, you can run the following commands to
 install dependencies and set up a virtual environment where you can run
 Certbot. You will need to repeat this when Certbot's dependencies change or when
 a new plugin is introduced.
@@ -377,7 +377,7 @@ This should generate documentation in the ``docs/_build/html``
 directory.
 
 
-.. _docker:
+.. _docker-dev:
 
 Running the client with Docker
 ==============================

docs/install.rst

@@ -94,6 +94,8 @@ Disable and remove the swapfile once the virtual environment is constructed::
   user@webserver:~$ sudo swapoff /tmp/swapfile
   user@webserver:~$ sudo rm /tmp/swapfile
 
+.. _docker-user:
+
 Running with Docker
 -------------------
 

docs/using.rst

@@ -185,7 +185,7 @@ Certbot's DNS plugins.
 These plugins are still in the process of being packaged
 by many distributions and cannot currently be installed with ``certbot-auto``.
 If, however, you are comfortable installing the certificates yourself,
-you can run these plugins with :ref:`Docker <docker>`.
+you can run these plugins with :ref:`Docker <docker-user>`.
 
 Once installed, you can find documentation on how to use each plugin at: