fix clippy error, add validation

Signed-off-by: Hrushi20 <[email protected]>

Author: Hrushi20

token/cli/src/clap_app.rs

@@ -779,6 +779,7 @@ pub fn app<'a, 'b>(
                         .number_of_values(1)
                         .conflicts_with("transfer_fee")
                         .requires("transfer_fee_maximum_fee")
+                        .validator(is_parsable::<u16>)
                         .help(
                             "Add transfer fee to the mint. \
                             The mint authority can set the fee.",
@@ -792,6 +793,7 @@ pub fn app<'a, 'b>(
                         .number_of_values(1)
                         .conflicts_with("transfer_fee")
                         .requires("transfer_fee_basis_points")
+                        .validator(is_amount)
                         .help(
                             "Add a UI amount maximum transfer fee to the mint. \
                             The mint authority can set and collect fees"

token/cli/tests/command.rs

@@ -2531,7 +2531,7 @@ async fn transfer_fee_basis_point(test_validator: &TestValidator, payer: &Keypai
 
     let token = Keypair::new();
     let token_keypair_file = NamedTempFile::new().unwrap();
-    write_keypair_file(&token, &token_keypair_file);
+    write_keypair_file(&token, &token_keypair_file).unwrap();
     let token_pubkey = token.pubkey();
     process_test_command(
         &config,