Change steal() to a associated function

Author: JalonWong

src/generate/peripheral.rs

@@ -93,7 +93,7 @@ pub fn render(p_original: &Peripheral, index: &Index, config: &Config) -> Result
                         }
 
                         ///Steal an instance of this peripheral
-                        pub unsafe fn steal(&self) -> Self {
+                        pub unsafe fn steal() -> Self {
                             Self { _marker: PhantomData }
                         }
                     }
@@ -157,7 +157,7 @@ pub fn render(p_original: &Peripheral, index: &Index, config: &Config) -> Result
                     }
 
                     ///Steal an instance of this peripheral
-                    pub unsafe fn steal(&self) -> Self {
+                    pub unsafe fn steal() -> Self {
                         Self { _marker: PhantomData }
                     }
                 }