[LyX/master] Copy/paste error in BranchList::setColors

[Jean-Marc Lasgouttes]

commit 5366666c831b6ad726e848a60d738b57ec8b0501
Author: Jean-Marc Lasgouttes <lasgouttes at lyx.org>
Date:   Fri Jan 29 18:51:19 2021 +0100

    Copy/paste error in BranchList::setColors
    
    Spotted by coverity.
---
 src/BranchList.cpp |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/BranchList.cpp b/src/BranchList.cpp
index db7b9a1..fc61065 100644
--- a/src/BranchList.cpp
+++ b/src/BranchList.cpp
@@ -113,7 +113,7 @@ void Branch::setColors(string const & lmcol, string const & dmcol)
 	else if (lmcolor.size() != 7 || lmcolor[0] != '#')
 		lmcolor = lcolor.getX11HexName(lcolor.getFromLyXName(lmcolor));
 	if (dmcolor == "none")
-		lmcolor = lcolor.getX11HexName(Color_background, true);
+		dmcolor = lcolor.getX11HexName(Color_background, true);
 	else if (dmcolor.size() != 7 || dmcolor[0] != '#')
 		dmcolor = lcolor.getX11HexName(lcolor.getFromLyXName(dmcolor), true);