Revert "Missing IPCC enable for C2 in several examples from stm32CubeWB"

This reverts commit 163bd85.

Author: fpistm

src/utility/STM32Cube_FW/hw_ipcc.c

@@ -94,12 +94,6 @@ void IPCC_C1_TX_IRQHandler(void)
  ******************************************************************************/
 void HW_IPCC_Enable(void)
 {
-  /**
-  * Such as IPCC IP available to the CPU2, it is required to keep the IPCC clock running
-    when FUS is running on CPU2 and CPU1 enters deep sleep mode
-  */
-  LL_C2_AHB3_GRP1_EnableClock(LL_C2_AHB3_GRP1_PERIPH_IPCC);
-
   /**
    * When the device is out of standby, it is required to use the EXTI mechanism to wakeup CPU2
    */