package/flutter-sdk-bin: bump version to 3.19.4

Signed-off-by: Adam Duskett <adam.duskett@amarulasolutions.com>
Signed-off-by: Arnout Vandecappelle <arnout@mind.be>

package/flutter-sdk-bin/flutter-sdk-bin.hash

@@ -1,3 +1,3 @@
 # Locally calculated
-sha256  7cb12032cf615a92a7bc9042100f3f2af62df7df3ca3bee27f4b153fe218b239  flutter_linux_3.16.8-stable.tar.xz
+sha256  66adfe6b6559a2e2f1fdbf89c938d0af53add3860c854c79dbbd5452f5d2290a  flutter_linux_3.19.4-stable.tar.xz
 sha256  a598db94b6290ffbe10b5ecf911057b6a943351c727fdda9e5f2891d68700a20  LICENSE

package/flutter-sdk-bin/flutter-sdk-bin.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-FLUTTER_SDK_BIN_VERSION = 3.16.8
+FLUTTER_SDK_BIN_VERSION = 3.19.4
 FLUTTER_SDK_BIN_SITE = https://storage.googleapis.com/flutter_infra_release/releases/stable/linux
 FLUTTER_SDK_BIN_SOURCE = flutter_linux_$(FLUTTER_SDK_BIN_VERSION)-stable.tar.xz
 FLUTTER_SDK_BIN_LICENSE = BSD-3-Clause