docs: add missing programs to constraints reference
@@ -409,7 +409,7 @@ use syn::parse_macro_input;
/// <br><br>
/// Example:
/// <pre>
-/// use anchor_spl::{mint, token::{TokenAccount, Mint}};
+/// use anchor_spl::{mint, token::{TokenAccount, Mint, Token}};
/// ...&#10;
/// #[account(
/// init,
@@ -422,6 +422,8 @@ use syn::parse_macro_input;
/// pub mint: Account<'info, Mint>,
/// #[account(mut)]
/// pub payer: Signer<'info>,
+/// pub token_program: Program<'info, Token>,
+/// pub system_program: Program<'info, System>
/// </pre>
/// </td>
/// </tr>
@@ -438,7 +440,7 @@ use syn::parse_macro_input;
/// <br><br>
/// Example:
/// <pre>
-/// use anchor_spl::token::Mint;
+/// use anchor_spl::token::{Mint, Token};
/// ...&#10;
/// #[account(
/// init,
@@ -457,6 +459,8 @@ use syn::parse_macro_input;
/// pub mint_two: Account<'info, Mint>,
/// #[account(mut)]
/// pub payer: Signer<'info>,
+/// pub token_program: Program<'info, Token>,
+/// pub system_program: Program<'info, System>
/// </pre>
/// </td>
/// </tr>
@@ -470,7 +474,11 @@ use syn::parse_macro_input;
/// <br><br>
/// Example:
/// <pre>
-/// use anchor_spl::{mint, token::{TokenAccount, Mint}};
+/// use anchor_spl::{
+/// associated_token::AssociatedToken,
+/// mint,
+/// token::{TokenAccount, Mint, Token}
+/// };
/// ...&#10;
/// #[account(
/// init,
@@ -488,6 +496,9 @@ use syn::parse_macro_input;
/// pub mint: Account<'info, Mint>,
/// #[account(mut)]
/// pub payer: Signer<'info>,
+/// pub token_program: Program<'info, Token>,
+/// pub associated_token_program: Program<'info, AssociatedToken>,
+/// pub system_program: Program<'info, System>
/// </pre>
/// </td>
/// </tr>
