fix(instructions): mint_to() & mint_to_checked() arguments (#345)

Author: wowinter13

program/src/instruction.rs

@@ -1523,7 +1523,7 @@ pub fn mint_to(
     token_program_id: &Pubkey,
     mint_pubkey: &Pubkey,
     account_pubkey: &Pubkey,
-    owner_pubkey: &Pubkey,
+    mint_authority_pubkey: &Pubkey,
     signer_pubkeys: &[&Pubkey],
     amount: u64,
 ) -> Result<Instruction, ProgramError> {
@@ -1534,7 +1534,7 @@ pub fn mint_to(
     accounts.push(AccountMeta::new(*mint_pubkey, false));
     accounts.push(AccountMeta::new(*account_pubkey, false));
     accounts.push(AccountMeta::new_readonly(
-        *owner_pubkey,
+        *mint_authority_pubkey,
         signer_pubkeys.is_empty(),
     ));
     for signer_pubkey in signer_pubkeys.iter() {
@@ -1738,7 +1738,7 @@ pub fn mint_to_checked(
     token_program_id: &Pubkey,
     mint_pubkey: &Pubkey,
     account_pubkey: &Pubkey,
-    owner_pubkey: &Pubkey,
+    mint_authority_pubkey: &Pubkey,
     signer_pubkeys: &[&Pubkey],
     amount: u64,
     decimals: u8,
@@ -1750,7 +1750,7 @@ pub fn mint_to_checked(
     accounts.push(AccountMeta::new(*mint_pubkey, false));
     accounts.push(AccountMeta::new(*account_pubkey, false));
     accounts.push(AccountMeta::new_readonly(
-        *owner_pubkey,
+        *mint_authority_pubkey,
         signer_pubkeys.is_empty(),
     ));
     for signer_pubkey in signer_pubkeys.iter() {