Improve LaTeX option parsing...

in cases where we run into trouble parsing inlines til the
closing `]`, e.g. quotes, we return a plain string with the
option contents. Previously we mistakenly included the brackets
in this string.

Closes #6869.

1 files changed, 6 insertions, 0 deletions

diff --git a/test/command/6869.md b/test/command/6869.md
new file mode 100644
index 000000000..cd8ff9ff4
--- /dev/null
+++ b/test/command/6869.md
@@ -0,0 +1,6 @@
+```
+% pandoc -f latex -t native
+\cite[„Aber“]{key}
+^D
+[Para [Cite [Citation {citationId = "key", citationPrefix = [], citationSuffix = [Str "\8222Aber\8220"], citationMode = NormalCitation, citationNoteNum = 0, citationHash = 0}] [RawInline (Format "latex") "\\cite[\8222Aber\8220]{key}"]]]
+```