docs(artifacts): fix english

Signed-off-by: Celso Henrique Souza Silva <celsohenrique367@gmail.com>

Author: nothiaki

cmd/podman/artifact/rm.go

@@ -33,7 +33,7 @@ var (
 func rmFlags(cmd *cobra.Command) {
 	flags := cmd.Flags()
 	flags.BoolVarP(&rmOptions.All, "all", "a", false, "Remove all artifacts")
-	flags.BoolVarP(&rmOptions.Ignore, "ignore", "i", false, "Ignore error if artifact does not exists")
+	flags.BoolVarP(&rmOptions.Ignore, "ignore", "i", false, "Ignore error if artifact does not exist")
 }
 func init() {
 	registry.Commands = append(registry.Commands, registry.CliCommand{

docs/source/markdown/podman-artifact-rm.1.md

@@ -24,7 +24,7 @@ Print usage statement.
 
 #### **--ignore**, **-i**
 
-Remove artifacts in the local store, ignoring errors when trying to remove artifacts that does not exists.
+Remove artifacts in the local store, ignoring errors when trying to remove artifacts that do not exist.
 
 ## EXAMPLES
 
@@ -52,9 +52,9 @@ Deleted: cee15f7c5ce3e86ae6ce60d84bebdc37ad34acfa9a2611cf47501469ac83a1ab
 Deleted: 72875f8f6f78d5b8ba98b2dd2c0a6f395fde8f05ff63a1df580d7a88f5afa97b
 ```
 
-Remove artifacts ignoring the errors if the artifact does not exists.
+Remove artifacts ignoring the errors if the artifact does not exist.
 ```
-$ podman artifact rm -i NonExistsId 93fd78260bd1 c0ed59d05ff7
+$ podman artifact rm -i NonExistsId
 ```
 
 ## SEE ALSO

pkg/api/server/register_artifacts.go

@@ -118,7 +118,7 @@ func (s *APIServer) registerArtifactHandlers(r *mux.Router) error {
 	//    type: boolean
 	//  - name: ignore
 	//    in: query
-	//    description: Ignore errors if artifact does not exists
+	//    description: Ignore errors if artifact do not exist
 	//    type: boolean
 	// responses:
 	//   200: