Tiny grammar fix in output-directories.md

"All actions can access its" -> "Every action can access its"

Closes #17100.

PiperOrigin-RevId: 499747236
Change-Id: Ibbed9d2b76f172e8557f4135f541bd7f293732aa

Author: gonzojive

site/en/remote/output-directories.md

@@ -100,7 +100,7 @@ The directories are laid out as follows:
                                               actions run in a directory that mimics execroot.
                                               Implementation details, such as where the directories
                                               are created, are intentionally hidden from the action.
-                                              All actions can access its inputs and outputs relative
+                                              Every action can access its inputs and outputs relative
                                               to the execroot directory.
         &lt;workspace-name&gt;/                 <== Working tree for the Bazel build & root of symlink forest: execRoot
           _bin/                           <== Helper tools are linked from or copied to here.