Bug 1578938 - Correctly move the urlbar documentation up a folder. r=ahal

Differential Revision: https://phabricator.services.mozilla.com/D44801

--HG--
extra : moz-landing-system : lando

browser/components/urlbar/moz.build

@@ -31,4 +31,4 @@ BROWSER_CHROME_MANIFESTS += [
 ]
 XPCSHELL_TESTS_MANIFESTS += ['tests/unit/xpcshell.ini']
 
-SPHINX_TREES['/browser/browser/urlbar'] = 'docs'
+SPHINX_TREES['/browser/urlbar'] = 'docs'

browser/docs/index.rst

@@ -7,7 +7,7 @@ This is the nascent documentation of the Firefox front-end code.
 .. toctree::
    :maxdepth: 2
 
-   browser/urlbar/index
+   urlbar/index
    BrowserUsageTelemetry
    extensions/formautofill/docs/index
    components/newtab/docs/index