debian packaging: add ca-certificates as build dependency for dash upload (followup 174c479)

Author: jef-n

debian/control.in

@@ -61,7 +61,7 @@ Build-Depends:
 #oracle# oracle-instantclient12.1-devel,
  spawn-fcgi, lighttpd, poppler-utils, locales, qt4-doc-html,
  qt4-dev-tools,
- libqt4-sql-sqlite, python-psycopg2
+ libqt4-sql-sqlite, python-psycopg2, ca-certificates
 Build-Conflicts: libqgis-dev, qgis-dev
 #sid stretch xenial#Standards-Version: 3.9.7
 #jessie#Standards-Version: 3.9.6