Fix some issues reported by lintian

Fix some issues reported by lintian

• Use versioned copyright format URI. (unversioned-copyright-format-uri)
• debian/copyright: Replace commas with whitespace to separate items in Files paragraph. (comma-separated-files-in-dep5-copyright)
• Bump debhelper from old 10 to 13. (package-uses-old-debhelper-compat-version)
• Set debhelper-compat version in Build-Depends. (uses-debhelper-compat-file)
• Update standards version to 4.2.1, no changes needed. (out-of-date-standards-version)
• Remove fields on binary packages that duplicate source. (installable-field-mirrors-source)

Debdiff

These changes affect the binary packages:

[The following lists of changes regard files as different if they have different names, permissions or owners.]

Files in second set of .debs but not in first

-rw-r--r--  root/root   /usr/lib/debug/.build-id/a3/1c6048c7a3bccbc5892a5a830cb4669665557d.debug

Files in first set of .debs but not in second

-rw-r--r--  root/root   /usr/lib/debug/.build-id/19/aff653dc6d285efe85769b9eb492f58f25dc43.debug

Control files of package erlang-cl: lines which differ (wdiff format)

• Depends: erlang-base (>= 1:24.3.3+dfsg), 1:24.3.4.5+dfsg), libc6 (>= 2.4), 2.34), ocl-icd-libopencl1 | libopencl1

Control files of package erlang-cl-dbgsym: lines which differ (wdiff format)

• Build-Ids: 19aff653dc6d285efe85769b9eb492f58f25dc43 a31c6048c7a3bccbc5892a5a830cb4669665557d

You can also view the diffoscope diff (unfiltered).

This merge proposal was created by the Janitor bot, and it will automatically rebase or close this proposal as appropriate when the target branch changes. Any comments you leave here will be read by the Janitor's maintainers.

Build and test logs for this branch can be found at https://janitor.debian.net/lintian-fixes/pkg/erlang-cl/ab6c3489-0b3b-4d8a-969f-e5ef06b2576e.