[Docs typo] Remote Executioon -> Remote Execution (#8061)

Fixes mispelling of `Executioon` -> `Execution`

Signed-off-by: Colin Schoen <schoen@yelp.com>

bazel/README.md

@@ -102,7 +102,7 @@ CI Docker image.
 
 ## Building Envoy with Remote Execution
 
-Envoy can also be built with Bazel [Remote Executioon](https://docs.bazel.build/versions/master/remote-execution.html),
+Envoy can also be built with Bazel [Remote Execution](https://docs.bazel.build/versions/master/remote-execution.html),
 part of the CI is running with the hosted [GCP RBE](https://blog.bazel.build/2018/10/05/remote-build-execution.html) service.
 
 To build Envoy with a remote build services, run Bazel with your remote build service flags and with `--config=remote-clang`.