Typst writer: don't add a carriage return after \ for hard break.

They are not necessary.  Note that they can still be included if
you use `--wrap=preserve` and add a newline in your source
document.

This fixes issues with line breaks in headings.
Closes #11446.

src/Text/Pandoc/Writers/Typst.hs

@@ -443,7 +443,7 @@ inlineToTypst inline =
         WrapPreserve -> return cr
         WrapAuto     -> return space
         WrapNone     -> return space
-    LineBreak -> return (space <> "\\" <> cr)
+    LineBreak -> return (space <> "\\" <> space)
     Math mathType str -> do
       res <- convertMath TM.writeTypst mathType str
       case res of

test/tables/nordics.typst

@@ -3,9 +3,7 @@
     columns: (30%, 30%, 20%, 20%),
     align: (center,left,left,left,),
     table.header(table.cell(align: center)[Name], table.cell(align: center)[Capital], table.cell(align: center)[Population
-      \
-      (in 2018)], table.cell(align: center)[Area \
-      (in km#super[2])],),
+      \ (in 2018)], table.cell(align: center)[Area \ (in km#super[2])],),
     table.hline(),
     [Denmark], [Copenhagen], [5,809,502], [43,094],
     [Finland], [Helsinki], [5,537,364], [338,145],

test/writer.typst

@@ -194,8 +194,7 @@ item.
 
 Here's one with a bullet. \* criminey.
 
-There should be a hard line break \
-here.
+There should be a hard line break \ here.
 
 #horizontalrule