servo: Merge #13454 - Fix destination of cp in doc build (from servo:jdm-patch-5); r=aneeshusa

Fixes #12964.

Source-Repo: https://github.com/servo/servo
Source-Revision: 89301826f4a879524852899ac592720a78dd1716

servo/etc/ci/upload_docs.sh

@@ -23,7 +23,7 @@ python components/style/properties/build.py servo html regular
 cd components/script
 cmake .
 cmake --build . --target supported-apis
-cp apis.html target/doc/servo/
+cp apis.html ../../target/doc/servo/
 cd ../..
 
 ghp-import -n target/doc