[nrf fromtree] modules: hal_nordic: bump regtool to 8.1.2

Recent versions fixed issues for EXMIF and TDM pins as well as support
for dynamic placement of the ETR buffer.

Signed-off-by: Karsten Koenig <[email protected]>

(cherry picked from commit 5f6a3eb)

Author: karstenkoenig

modules/hal_nordic/CMakeLists.txt

@@ -12,7 +12,7 @@ if(CONFIG_NRF_REGTOOL_GENERATE_UICR)
   list(APPEND nrf_regtool_components GENERATE:UICR)
 endif()
 if(DEFINED nrf_regtool_components)
-  find_package(nrf-regtool 8.0.0
+  find_package(nrf-regtool 8.1.2
     COMPONENTS ${nrf_regtool_components}
     PATHS ${CMAKE_CURRENT_LIST_DIR}/nrf-regtool
     NO_CMAKE_PATH