Removing a temporary redirect for /ndk/guides/cmake.html

Change-Id: I45d9aa20bca3e37c4240601ae75cca24081a63f6
diff --git a/docs/html/_redirects.yaml b/docs/html/_redirects.yaml
index 3458bdc..d2abe21 100644
--- a/docs/html/_redirects.yaml
+++ b/docs/html/_redirects.yaml
@@ -1280,8 +1280,4 @@
 - from: /preview/features/background-optimization.html
   to: /topic/performance/background-optimization.html
 - from: /preview/features/data-saver.html
-  to: /training/basics/network-ops/data-saver.html
-
-# Temporary redirect
-- from: /ndk/guides/cmake.html
-  to: https://sites.google.com/a/android.com/tools/tech-docs/external-c-builds#TOC-CMake-Variables-List
\ No newline at end of file
+  to: /training/basics/network-ops/data-saver.html
\ No newline at end of file