[PATCH 4 of 7] i18n: de: fix syntax error

[Thomas De Schampheleire]

# HG changeset patch
# User Thomas De Schampheleire <thomas.de_schampheleire at nokia.com>
# Date 1552251066 -3600
#      Sun Mar 10 21:51:06 2019 +0100
# Node ID 3cc963a1b00c1aa5396932609009fc500e64029d
# Parent  9326edf6bcf04b633231c7fdb6b34963b0f46c28
i18n: de: fix syntax error

Weblate reports:

    msgmerge --no-wrap --backup=none --previous --update /home/www-data/weblate-hosted/vcs/kallithea/kallithea/kallithea/i18n/de/LC_MESSAGES/kallithea.po /home/www-data/weblate-hosted/vcs/kallithea/kallithea/kallithea/i18n/kallithea.pot

    /home/www-data/weblate-hosted/vcs/kallithea/kallithea/kallithea/i18n/de/LC_MESSAGES/kallithea.po:1709: end-of-line within string
    /home/www-data/weblate-hosted/vcs/kallithea/kallithea/kallithea/i18n/de/LC_MESSAGES/kallithea.po:1709:6: syntax error
    msgmerge: found 2 fatal errors


Problem introduced in commit 0add693c626bade1f86a587d83375c84b69df881

diff --git a/kallithea/i18n/de/LC_MESSAGES/kallithea.po b/kallithea/i18n/de/LC_MESSAGES/kallithea.po
--- a/kallithea/i18n/de/LC_MESSAGES/kallithea.po
+++ b/kallithea/i18n/de/LC_MESSAGES/kallithea.po
@@ -1705,7 +1705,6 @@ msgstr "Vorgänger unverändert - zeige Diff zu lezter Version:"
 
 #: kallithea/model/pull_request.py:362
 #, fuzzy, python-format
-#| msgid "" "
 msgid ""
 "This iteration is based on another %s revision and there is no simple "
 "diff."