s32: driver: s32ze: pit: patch header to use MCUX driver

Rename the PIT struct from TIMER to CHANNEL so that
the MCUX PIT driver can be reused for S32Z.

Signed-off-by: Ha Duong Quang <[email protected]>

Author: haduongquang

s32/drivers/s32ze/BaseNXP/header/S32Z2_PIT.h

@@ -83,7 +83,7 @@ typedef struct {
     __I  uint32_t CVAL;                              /**< Current Timer Value, array offset: 0x104, array step: 0x10, irregular array, not all indices are valid */
     __IO uint32_t TCTRL;                             /**< Timer Control, array offset: 0x108, array step: 0x10, irregular array, not all indices are valid */
     __IO uint32_t TFLG;                              /**< Timer Flag, array offset: 0x10C, array step: 0x10, irregular array, not all indices are valid */
-  } TIMER[PIT_TIMER_COUNT];
+  } CHANNEL[PIT_TIMER_COUNT];
 } PIT_Type, *PIT_MemMapPtr;
 
 /** Number of instances of the PIT module. */