Fix some issues reported by lintian

Fix some issues reported by lintian

• Trim trailing whitespace. (trailing-whitespace)

• debian/copyright: use spaces rather than tabs to start continuation lines. (tab-in-license-text)

• Use secure URI in Homepage field. (homepage-field-uses-insecure-uri)

• Bump debhelper dependency to >= 10, since that's what is used in debian/compat. (package-lacks-versioned-build-depends-on-debhelper)

• Bump debhelper from old 10 to 13. (package-uses-old-debhelper-compat-version)

• Set debhelper-compat version in Build-Depends. (uses-debhelper-compat-file)

• Remove unnecessary 'Testsuite: autopkgtest' header. (unnecessary-testsuite-autopkgtest-field)

• Set upstream metadata fields: Bug-Database, Bug-Submit, Repository, Repository-Browse. (upstream-metadata-file-is-missing, upstream-metadata-missing-bug-tracking, upstream-metadata-missing-repository)

• Update standards version to 4.5.1, no changes needed. (out-of-date-standards-version)

This merge proposal was created automatically by the Janitor bot. For more information, including instructions on how to disable these merge proposals, see https://janitor.debian.net/lintian-fixes.

You can follow up to this merge proposal as you normally would.

The bot will automatically update the merge proposal to resolve merge conflicts or close the merge proposal when all changes are applied through other means (e.g. cherry-picks). Updates may take several hours to propagate.

Build and test logs for this branch can be found at https://janitor.debian.net/lintian-fixes/pkg/open-iscsi/b9ca3147-5562-4962-b8c9-7ef8e011f516.

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/.dwz/x86_64-linux-gnu/open-iscsi.debug

Files in first set of .debs but not in second

-rw-r--r--  root/root   /usr/lib/systemd/system/iscsid.service

Control files of package iscsiuio: lines which differ (wdiff format)

• Homepage: [-http​://www.open-iscsi.com/-] {+https​://www.open-iscsi.com/+}

No differences were encountered between the control files of package **iscsiuio-dbgsym**

Control files of package libopeniscsiusr: lines which differ (wdiff format)

• Homepage: [-http​://www.open-iscsi.com/-] {+https​://www.open-iscsi.com/+}

No differences were encountered between the control files of package **libopeniscsiusr-dbgsym**

Control files of package libopeniscsiusr-dev: lines which differ (wdiff format)

• Homepage: [-http​://www.open-iscsi.com/-] {+https​://www.open-iscsi.com/+}

Control files of package open-iscsi: lines which differ (wdiff format)

• Depends: debconf (>= 0.5) | debconf-2.0, init-system-helpers (>= 1.51), libc6 (>= 2.17), libisns0, libkmod2 (>= 5~), libmount1 (>= 2.24.2), libopeniscsiusr, libopeniscsiusr (>= 2.1.4), libssl1.1 (>= 1.1.1), libsystemd0, udev
• Homepage: [-http​://www.open-iscsi.com/-] {+https​://www.open-iscsi.com/+}

No differences were encountered between the control files of package **open-iscsi-dbgsym**

No differences were encountered between the control files of package **open-iscsi-udeb**

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