decode url escape codes and check each path segment

decode url escape codes and check each path segment

Change-Id: Ie8f7cef912e8dacbc2a0bca73534a7a242a53ca1
Reviewed-on: https://gerrit.libreoffice.org/76395
Reviewed-by: Michael Stahl <Michael.Stahl@cib.de>
Tested-by: Jenkins
(cherry picked from commit 0344b7684753876a3148a47d1e131a1b13595f63)
Reviewed-on: https://gerrit.libreoffice.org/76538
Reviewed-by: Christian Lohmaier <lohmaier+LibreOffice@googlemail.com>
Tested-by: Christian Lohmaier <lohmaier+LibreOffice@googlemail.com>
Gbp-Pq: Name decode-url-escape-codes-and-check-each-path-segment.diff