loplugin:stringviewparam extend to comparison operators

which means that some call sites have to change to use
unicode string literals i.e. u"foo" instead of "foo"

Change-Id: Ie51c3adf56d343dd1d1710777f9d2a43ee66221c
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/106125
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

path: root/source/mai/dictionaries/lv_LV.po

#. extracted from dictionaries/lv_LV
msgid ""
msgstr ""
"Project-Id-Version: LibO 350-l10n\n"
"Report-Msgid-Bugs-To: https://bugs.libreoffice.org/enter_bug.cgi?product=LibreOffice&bug_status=UNCONFIRMED&component=UI\n"
"POT-Creation-Date: 2019-07-11 18:38+0200\n"
"PO-Revision-Date: 2013-05-23 23:12+0000\n"
"Last-Translator: Anonymous Pootle User\n"
"Language-Team: none\n"
"Language: mai\n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"
"X-Accelerator-Marker: ~\n"
"X-Generator: LibreOffice\n"
"X-POOTLE-MTIME: 1369350766.000000\n"

#. J5QQq
#: description.xml
msgctxt ""
"description.xml\n"
"dispname\n"
"description.text"
msgid "Latvian spelling dictionary, and hyphenation rules"
msgstr ""