Merge pull request #21469 from crasbe/pr/uf2conv_bump

dist/tools: bump uf2conv version

Author: Teufelchen1

dist/tools/uf2/Makefile

@@ -1,6 +1,6 @@
 PKG_NAME=UF2
 PKG_URL=https://github.com/microsoft/uf2.git
-PKG_VERSION=27e322fcdcc6eee0642242638d4f2557efb32559
+PKG_VERSION=b19ac9ad613e11a062e4d00845e2b80e6b0ad29f
 PKG_LICENSE=MIT
 
 RIOTBASE ?= $(CURDIR)/../../..