docs(client/debug): correct and improve debug pubkey-raw command ex…

…ample (backport #21594) (#21600)

Co-authored-by: lilasxie <thanklilas@163.com>
Co-authored-by: Julien Robert <julien@rbrt.fr>

client/debug/main.go

@@ -179,11 +179,12 @@ func PubkeyRawCmd() *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "pubkey-raw [pubkey] -t [{ed25519, secp256k1}]",
 		Short: "Decode a ED25519 or secp256k1 pubkey from hex, base64, or bech32",
-		Long: fmt.Sprintf(`Decode a pubkey from hex, base64, or bech32.
-Example:
-$ %s debug pubkey-raw TWFuIGlzIGRpc3Rpbmd1aXNoZWQsIG5vdCBvbmx5IGJ5IGhpcyByZWFzb24sIGJ1dCBieSB0aGlz
-$ %s debug pubkey-raw cosmos1e0jnq2sun3dzjh8p2xq95kk0expwmd7shwjpfg
-			`, version.AppName, version.AppName),
+		Long:  "Decode a pubkey from hex, base64, or bech32.",
+		Example: fmt.Sprintf(`
+%s debug pubkey-raw 8FCA9D6D1F80947FD5E9A05309259746F5F72541121766D5F921339DD061174A
+%s debug pubkey-raw j8qdbR+AlH/V6aBTCSWXRvX3JUESF2bV+SEzndBhF0o=
+%s debug pubkey-raw cosmospub1zcjduepq3l9f6mglsz28l40f5pfsjfvhgm6lwf2pzgtkd40eyyeem5rpza9q47axrz
+			`, version.AppName, version.AppName, version.AppName),
 		Args: cobra.ExactArgs(1),
 		RunE: func(cmd *cobra.Command, args []string) error {
 			clientCtx := client.GetClientContextFromCmd(cmd)