Bug#1117434: tango: FTBFS: Could NOT find CURL (missing: CURL_LIBRARY CURL_INCLUDE_DIR)

[Santiago Ruano Rincón]

Control: tags -1 + pending

The build dependencies have been updated in the git master branch, and I
think that should fix this issue:
https://salsa.debian.org/science-team/tango/-/commit/40905970e009f84970dd4694a48688f5a177368d