[LyX/master] Update tex2lyx tests again

[Juergen Spitzmueller]

commit abe7adc8af1e4061083b435d9c3221203bbab2fc
Author: Juergen Spitzmueller <spitz at lyx.org>
Date:   Wed Dec 28 12:31:33 2022 +0100

    Update tex2lyx tests again
---
 src/tex2lyx/test/XeTeX-polyglossia.lyx.lyx |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/tex2lyx/test/XeTeX-polyglossia.lyx.lyx b/src/tex2lyx/test/XeTeX-polyglossia.lyx.lyx
index 71dfa4b..4d88b39 100644
--- a/src/tex2lyx/test/XeTeX-polyglossia.lyx.lyx
+++ b/src/tex2lyx/test/XeTeX-polyglossia.lyx.lyx
@@ -19,7 +19,7 @@
 \maintain_unincluded_children no
 \language british
 \language_package default
-\inputencoding auto-legacy
+\inputencoding utf8
 \fontencoding default
 \font_roman "default" "Linux Libertine O"
 \font_sans "default" "Linux Biolinum O"