Try to fix the build by adding version_info.obj to the link stage of
text2pcap and in both lines for mergecap.
Follow up of https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=1a165b9be8a122ee1d5c0a60ca441d2c9198b3fd

Change-Id: I4b44965604eec92415b8bb6e9267dadbb2937f7a
Reviewed-on: https://code.wireshark.org/review/2807
Reviewed-by: Anders Broman <a.broman58@gmail.com>