[LyX/master] Cmake export tests: mixed_ltr-art_arabi-standard-font does not work with luatex + tex font

[Kornel Benko]

commit e3cfcce8c543448a7c5412366efec7f01fc710e9
Author: Kornel Benko <kornel at lyx.org>
Date:   Wed Aug 19 12:14:01 2020 +0200

    Cmake export tests: mixed_ltr-art_arabi-standard-font does not work with luatex + tex font
---
 development/autotests/ignoredTests |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/development/autotests/ignoredTests b/development/autotests/ignoredTests
index a61eeda..bc9bde7 100644
--- a/development/autotests/ignoredTests
+++ b/development/autotests/ignoredTests
@@ -190,6 +190,7 @@ export/export/latex/lyxbugs-resolved/9633-.*(dvi|pdf.?|texF)
 export/export/latex/lyxbugs/11522-systemfonts-Math-missingchars_pdf5_texF
 export/templates/Articles/American_Psychological_Association_%28APA%29,_v\._7_(dvi3|pdf5)_texF
 export/export/latex/languages/latinErt_(dvi3|pdf5)_texF
+export/export/latex/languages/mixed_ltr-art_arabi-standard-font_(dvi3|pdf5)_texF
 
 # Tests which never ends
 export/export/latex/languages/supported-languages_babel_(dvi|pdf2?)