Remove VERSION file, it is not needed:

It is ready by the `vci_get_version` macro, the result only seems to be
used by VCIDoxygen, which this project does not use.

cf. #8
5 jobs for remove-version-file in 10 minutes and 29 seconds (queued for 25 seconds)
Status Job ID Name Coverage
  Test
passed #120505
IPOPT3129 VS2017
CoMISo-VS2017-Qt-5.10.1-x64

00:01:15

passed #120503
Linux
clang-c++11

00:04:02

passed #120502
Linux
gcc-c++11

00:04:01

passed #120504
Apple
macos-c++11

00:03:00

 
  Deploy
passed #120506
trigger_build

00:00:01