Remove --[no]use_action_cache from user manual because it is misleading
Per discussion in
> Son Luong Ngoc
I think the doc should remove that flag, it's misleading. It does not completely disable usage of AC but only the local PAC (stored in 2 files)
Closes
@@ -1389,12 +1389,6 @@ for comparisons.
Temporary flag for testing bazel default visibility changes. Not intended for general use
but documented for completeness' sake.
-#### `--[no]use_action_cache` {:#use-action-cache}
-
-This option is enabled by default. If disabled, Bazel will not use its local action cache.
-Disabling the local action cache saves memory and disk space for clean builds, but will make
-incremental builds slower.
-
#### `--starlark_cpu_profile=_file_` {:#starlark-cpu-profile}
This flag, whose value is the name of a file, causes Bazel to gather
