[nrf fromlist] tfm: Remove limitation of enabling FP when build TF-M NS application

Remove limitation of enabling FP when building TF-M NS application.
FP support have been fixed in the tf-m-tests repository for NS
application.
Board support for NS executable may still be lacking for some boards.

Upstream PR: zephyrproject-rtos/zephyr#65537

Signed-off-by: Joakim Andersson <[email protected]>

Author: joerchan

arch/arm/core/aarch32/Kconfig

@@ -264,9 +264,6 @@ choice
 
 config FP_HARDABI
 	bool "Floating point Hard ABI"
-	# TF-M build system does not build the NS app and libraries correctly with Hard ABI.
-	# This limitation should be removed in the next TF-M synchronization.
-	depends on !TFM_BUILD_NS
 	help
 	  This option selects the Floating point ABI in which hardware floating
 	  point instructions are generated and uses FPU-specific calling