Fix copyright

.functions.sh

 #!/bin/bash
-# Copyright 2017-2019 CERN. Licensed under LGPLv3+.
+# Copyright 2017-2021 CERN. Licensed under LGPLv3+.
 
 # Enable legacy builds (rpmbuild instead of koji) for 7.1/el7 and 1.0/el6?
 LEGACY=false # disabled

.gitlab-ci-ubuntu.sh

 #!/bin/bash
-# Copyright 2017-2019 CERN. Licensed under LGPLv3+.
+# Copyright 2017-2021 CERN. Licensed under LGPLv3+.
 
 # Load functions common to the interactive and CI scripts
 . .functions.sh

.gitlab-ci.yml

-# Copyright 2017-2019 CERN. Licensed under LGPLv3+.
+# Copyright 2017-2021 CERN. Licensed under LGPLv3+.
 
 stages:
 - build   # build and/or test the meta-package using the appropriate O/S

COPYRIGHT.txt

-Copyright 2009-2019 CERN.
+Copyright 2009-2021 CERN.
 
 HEP_OSlibs is a meta-package with dependencies on hundreds of packages created 
 by a range of individuals, teams and companies. Each of these packages may come

QA-ubuntu1604.md

@@ -70,7 +70,7 @@ for the el7 changelog).
 
 ## License
 
-Copyright 2009-2019 CERN. 
+Copyright 2009-2021 CERN. 
 Licensed under [LGPLv3](https://www.gnu.org/licenses/lgpl-3.0.txt)
 or (at your option) any later version.
 See [COPYRIGHT.txt](COPYRIGHT.txt) for more details.

pkg.sh

 #!/bin/bash
-# Copyright 2017-2019 CERN. Licensed under LGPLv3+.
+# Copyright 2017-2021 CERN. Licensed under LGPLv3+.
 
 dir=$(cd $(dirname $0); pwd)
 scr=`basename $0`

workflow.md

-<!-- Copyright 2017-2019 CERN. Licensed under LGPLv3+. -->
+<!-- Copyright 2017-2021 CERN. Licensed under LGPLv3+. -->
 # Workflow for preparing new HEP_OSlibs releases
 
 The workflow for preparing new releases of the HEP_OSlibs meta-package