Fixing NCS36510 compile on Linux

There was a case sensitivity issue when compiling the NCS36510 on Linux.
This commit changes the include directive to the proper case.

Author: bridadan

hal/targets/hal/TARGET_ONSEMI/TARGET_NCS36510/ncs36510Init.c

@@ -34,7 +34,7 @@
 *  Header files                                                                                  *
 *                                                                                                *
 *************************************************************************************************/
-#include "NCS36510Init.h"
+#include "ncs36510Init.h"
 
 void fPmuInit(void);
 /**