[LyX/master] Strip et al. for citation search

[Juergen Spitzmueller]

commit eb294eadb5e7f22880da399ae082f74567bbfc4e
Author: Juergen Spitzmueller <spitz at lyx.org>
Date:   Tue Feb 21 08:12:59 2023 +0100

    Strip et al. for citation search
---
 src/insets/InsetCitation.cpp |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/src/insets/InsetCitation.cpp b/src/insets/InsetCitation.cpp
index 0deb024..d878056 100644
--- a/src/insets/InsetCitation.cpp
+++ b/src/insets/InsetCitation.cpp
@@ -213,10 +213,11 @@ void InsetCitation::openCitation()
 		CiteItem ci;
 		titledata = bi.getInfo(kvar, buffer(), ci,
 				       from_ascii(lyxrc.citation_search_pattern));
-		// some cleanup: commas and " and ", as used in name lists,
+		// some cleanup: commas, " and " and " et al.", as used in name lists,
 		// are not expected in file names
 		titledata = subst(titledata, from_ascii(","), docstring());
 		titledata = subst(titledata, from_ascii(" and "), from_ascii(" "));
+		titledata = subst(titledata, from_ascii(" et al."), docstring());
 		bi.getLocators(kvar, doi, url, file);
 		LYXERR(Debug::INSETS, "Locators: doi:" << doi << " url:"
 		        << url << " file:" << file << " title data:" << titledata