Rollup merge of #63312 - tshepang:doc-fix, r=Centril

Centril · web-flow · commit 5710a23d468b · 2019-08-06T08:17:52.000+02:00
doc: fix broken sentence

Also, the move was done nearly a year ago
diff --git a/src/test/COMPILER_TESTS.md b/src/test/COMPILER_TESTS.md
@@ -1,4 +1,4 @@
 # Compiler Test Documentation
 
-Documentation the compiler testing framework has moved to
+Documentation for the compiler testing framework can be found in
 [the rustc guide](https://rust-lang.github.io/rustc-guide/tests/intro.html).
