update docs

Author: rez1dent3

docs/basic-usage.md

@@ -62,7 +62,7 @@ class Item extends Model implements Product
         return true; 
     }
 
-    public function getAmountProduct(Customer $customer): int
+    public function getAmountProduct(Customer $customer)
     {
         return 100;
     }

docs/cart.md

@@ -36,7 +36,7 @@ class Item extends Model implements Product
         return true; 
     }
 
-    public function getAmountProduct(Customer $customer): int
+    public function getAmountProduct(Customer $customer)
     {
         return round($this->price * 100);
     }

docs/exchange.md

@@ -42,7 +42,7 @@ class MyRateService extends \Bavix\Wallet\Simple\Rate
         ],
     ];
 
-    protected function rate(Wallet $wallet): float
+    protected function rate(Wallet $wallet)
     {
         $from = app(WalletService::class)->getWallet($this->withCurrency);
         $to = app(WalletService::class)->getWallet($wallet);
@@ -54,7 +54,7 @@ class MyRateService extends \Bavix\Wallet\Simple\Rate
         );
     }
 
-    public function convertTo(Wallet $wallet): float
+    public function convertTo(Wallet $wallet)
     {
         return parent::convertTo($wallet) * $this->rate($wallet);
     }

docs/gift.md

@@ -36,7 +36,7 @@ class Item extends Model implements Product
         return true; 
     }
 
-    public function getAmountProduct(Customer $customer): int
+    public function getAmountProduct(Customer $customer)
     {
         return 100;
     }

docs/pay-free.md

@@ -36,7 +36,7 @@ class Item extends Model implements Product
         return true; 
     }
 
-    public function getAmountProduct(Customer $customer): int
+    public function getAmountProduct(Customer $customer)
     {
         return 100;
     }

docs/payment.md

@@ -36,7 +36,7 @@ class Item extends Model implements Product
         return true; 
     }
 
-    public function getAmountProduct(Customer $customer): int
+    public function getAmountProduct(Customer $customer)
     {
         return 100;
     }

docs/refund.md

@@ -36,7 +36,7 @@ class Item extends Model implements Product
         return true; 
     }
 
-    public function getAmountProduct(Customer $customer): int
+    public function getAmountProduct(Customer $customer)
     {
         return 100;
     }

docs/ru/basic-usage.md

@@ -65,7 +65,7 @@ class Item extends Model implements Product
         return true; 
     }
 
-    public function getAmountProduct(Customer $customer): int
+    public function getAmountProduct(Customer $customer)
     {
         return 100;
     }

docs/ru/cart.md

@@ -36,7 +36,7 @@ class Item extends Model implements Product
         return true; 
     }
 
-    public function getAmountProduct(Customer $customer): int
+    public function getAmountProduct(Customer $customer)
     {
         return round($this->price * 100);
     }

docs/ru/exchange.md

@@ -41,7 +41,7 @@ class MyRateService extends \Bavix\Wallet\Simple\Rate
         ],
     ];
 
-    protected function rate(Wallet $wallet): float
+    protected function rate(Wallet $wallet)
     {
         $from = app(WalletService::class)->getWallet($this->withCurrency);
         $to = app(WalletService::class)->getWallet($wallet);
@@ -53,7 +53,7 @@ class MyRateService extends \Bavix\Wallet\Simple\Rate
         );
     }
 
-    public function convertTo(Wallet $wallet): float
+    public function convertTo(Wallet $wallet)
     {
         return parent::convertTo($wallet) * $this->rate($wallet);
     }