toolchain: remove remaining BR2_nios2 from toolchain bugs

Signed-off-by: Romain Naour <romain.naour@smile.fr>
Signed-off-by: Julien Olivain <ju.o@free.fr>

toolchain/Config.in

@@ -89,7 +89,6 @@ config BR2_TOOLCHAIN_HAS_BINUTILS_BUG_30730
 config BR2_TOOLCHAIN_SUPPORTS_ALWAYS_LOCKFREE_ATOMIC_INTS
 	bool
 	default y
-	depends on !BR2_nios2
 	depends on !BR2_ARM_CPU_ARMV4
 	depends on !BR2_ARM_CPU_ARMV5
 	depends on !BR2_sparc_v8
@@ -221,7 +220,6 @@ config BR2_TOOLCHAIN_HAS_GCC_BUG_107728
 	bool
 	default y if BR2_microblazebe || BR2_microblazeel \
 		|| BR2_mips || BR2_mipsel \
-		|| BR2_nios2 \
 		|| BR2_or1k \
 		|| BR2_sh
 	depends on BR2_TOOLCHAIN_USES_GLIBC