V4.3.0-rc1

Changes

XCP server can now use UDP or TCP
Zig code can now be used during the build process
Removed module initialization from ert_main.tlc
Removed diag/emu memory initialization from ert_main.tlc
XCP server now always runs at a 0.01 sample time
Extracted some common tlc functions
Fixed the version not appearing on the bridge module block mask
Added TCP blocks as a more reliable alternative to UDP