Fix flags added multiple times (#2914)

Closes https://github.com/woodpecker-ci/woodpecker/issues/2912

Global flags should not be added to the commands/subscommands, only
globally.

cli/repo/repo_chown.go

@@ -19,7 +19,6 @@ import (
 
 	"github.com/urfave/cli/v2"
 
-	"go.woodpecker-ci.org/woodpecker/v2/cli/common"
 	"go.woodpecker-ci.org/woodpecker/v2/cli/internal"
 )
 
@@ -28,7 +27,6 @@ var repoChownCmd = &cli.Command{
 	Usage:     "assume ownership of a repository",
 	ArgsUsage: "<repo-id|repo-full-name>",
 	Action:    repoChown,
-	Flags:     common.GlobalFlags,
 }
 
 func repoChown(c *cli.Context) error {