modules: hal_nordic: bump regtool to 8.0.0

It is required for some pinctrl changes.

Signed-off-by: Gerard Marull-Paretas <gerard@teslabs.com>
diff --git a/modules/hal_nordic/CMakeLists.txt b/modules/hal_nordic/CMakeLists.txt
index 9be36d4..5209efd 100644
--- a/modules/hal_nordic/CMakeLists.txt
+++ b/modules/hal_nordic/CMakeLists.txt
@@ -12,7 +12,7 @@
   list(APPEND nrf_regtool_components GENERATE:UICR)
 endif()
 if(DEFINED nrf_regtool_components)
-  find_package(nrf-regtool 7.0.0 REQUIRED
+  find_package(nrf-regtool 8.0.0
     COMPONENTS ${nrf_regtool_components}
     PATHS ${CMAKE_CURRENT_LIST_DIR}/nrf-regtool
     NO_CMAKE_PATH