package/rtl_433: drop dynamic library dependency

rtl_433 can be built statically since its addition in commit
4634e84978a3e64e9050021d209a41cd88a1ad16

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 7967755fbf25fe4d5860884bedb3e01fcd7e9855)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/rtl_433/Config.in

@@ -1,7 +1,6 @@
 config BR2_PACKAGE_RTL_433
 	bool "rtl_433"
 	depends on BR2_USE_MMU # fork()
-	depends on !BR2_STATIC_LIBS
 	depends on BR2_TOOLCHAIN_HAS_THREADS
 	select BR2_PACKAGE_LIBOPENSSL_ENABLE_PSK if BR2_PACKAGE_LIBOPENSSL
 	help
@@ -11,6 +10,6 @@ config BR2_PACKAGE_RTL_433
 
 	  https://github.com/merbanan/rtl_433
 
-comment "rtl_433 needs a toolchain w/ dynamic library, threads"
+comment "rtl_433 needs a toolchain w/ threads"
 	depends on BR2_USE_MMU
-	depends on BR2_STATIC_LIBS || !BR2_TOOLCHAIN_HAS_THREADS
+	depends on !BR2_TOOLCHAIN_HAS_THREADS