Remove unnecessary indentation

README.md

@@ -45,9 +45,9 @@ Run the `run.py` script to perform training / classification. The first time `ru
 2. Run `./mach vcs-setup` in the directory where you have cloned mozilla-central.
 3. Enable the pushlog, hgmo and mozext extensions. For example, if you are on Linux, add the following to the extensions section of the `~/.hgrc` file:
     ```
-     pushlog = ~/.mozbuild/version-control-tools/hgext/pushlog
-     hgmo = ~/.mozbuild/version-control-tools/hgext/hgmo
-     mozext = ~/.mozbuild/version-control-tools/hgext/mozext
+    pushlog = ~/.mozbuild/version-control-tools/hgext/pushlog
+    hgmo = ~/.mozbuild/version-control-tools/hgext/hgmo
+    mozext = ~/.mozbuild/version-control-tools/hgext/mozext
     ```
 3. Run the `repository.py` script, with the only argument being the path to the mozilla-central repository.