docs/android_dynamic_feature_modules.md: update stale path.

Change-Id: I157f2b427d2f18d6687661bee941bc9e568d2530
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2145559
Commit-Queue: Adam Langley <agl@chromium.org>
Commit-Queue: Tibor Goldschwendt <tiborg@chromium.org>
Auto-Submit: Adam Langley <agl@chromium.org>
Reviewed-by: Tibor Goldschwendt <tiborg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#758221}

docs/android_dynamic_feature_modules.md

@@ -107,7 +107,7 @@ this step.
 <!--- TODO(tiborg): Add info about install UI. -->
 Lastly, give your module a title that Chrome and Play can use for the install
 UI. To do this, add a string to
-`//chrome/android/java/strings/android_chrome_strings.grd`:
+`//chrome/browser/ui/android/strings/android_chrome_strings.grd`:
 
 ```xml
 ...