Bug 1590932 - Fix wrong path to debugger.properties file r=jlast

"devtools/client/shared/locales" does not exist and only worked because l10n.js tries to fallback on devtools/client/locales/

Differential Revision: https://phabricator.services.mozilla.com/D50453

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

devtools/server/actors/highlighters/paused-debugger.js

@@ -10,7 +10,7 @@ const {
 } = require("./utils/markup");
 
 const { LocalizationHelper } = require("devtools/shared/l10n");
-const STRINGS_URI = "devtools/client/shared/locales/debugger.properties";
+const STRINGS_URI = "devtools/client/locales/debugger.properties";
 const L10N = new LocalizationHelper(STRINGS_URI);
 
 /**