clang-format: add entry for SYS_SEM_LOCK()

SYS_SEM_LOCK() is a for-loop-like macro similar inspired by
K_SPINLOCK().

Add an entry to .clang-format so that autoformatting works as
expected.

Signed-off-by: Chris Friedt <[email protected]>

Author: cfriedt

.clang-format

@@ -46,6 +46,7 @@ ForEachMacros:
   - 'SYS_DLIST_FOR_EACH_CONTAINER_SAFE'
   - 'SYS_DLIST_FOR_EACH_NODE'
   - 'SYS_DLIST_FOR_EACH_NODE_SAFE'
+  - 'SYS_SEM_LOCK'
   - 'SYS_SFLIST_FOR_EACH_CONTAINER'
   - 'SYS_SFLIST_FOR_EACH_CONTAINER_SAFE'
   - 'SYS_SFLIST_FOR_EACH_NODE'