Add description and enum values.

package.json

@@ -1211,7 +1211,9 @@
                                             "description": "%vscode-docker.tasks.docker-run.dockerRun.volumes.permissions%",
                                             "enum": [
                                                 "rw",
-                                                "ro"
+                                                "ro",
+                                                "rw,z",
+                                                "ro,z"
                                             ]
                                         }
                                     },

package.nls.json

@@ -82,7 +82,7 @@
     "vscode-docker.tasks.docker-run.dockerRun.volumes.description": "Volumes that are going to be mapped to the container.",
     "vscode-docker.tasks.docker-run.dockerRun.volumes.localPath": "Path on local machine that will be mapped. The folder will be created if it does not exist.",
     "vscode-docker.tasks.docker-run.dockerRun.volumes.containerPath": "Path where the volume will be mapped within the container. The folder will be created if it does not exist.",
-    "vscode-docker.tasks.docker-run.dockerRun.volumes.permissions": "Permissions for the container for the mapped volume, `rw` for read-write or `ro` for read-only.",
+    "vscode-docker.tasks.docker-run.dockerRun.volumes.permissions": "Permissions for the container for the mapped volume, `rw[,z]` for read-write or `ro[,z]` for read-only. The `,z`-suffix relables the content to make it accessible in the container on SELinux-based systems.",
     "vscode-docker.tasks.docker-run.dockerRun.customOptions": "Any other options to add to the `docker run` command.",
     "vscode-docker.tasks.docker-run.platform": "The target platform for the application.",
     "vscode-docker.tasks.docker-run.netCore.description": "Options for running .NET Core projects in Docker.",