Prevent reference from bleeding into the margin.

Because the namedref to the "Wheat sourdough" chapter is not broken up
on space by LaTeX, it bleeds into the margin.

Also: fix quotation marks and capitalization of "chapter".

book/bread-types/bread-types.tex

@@ -402,5 +402,5 @@ \section{Free standing bread}
 But after baking you will be rewarded with a beautiful bread
 with great taste and consistency.
 
-There is a full, dedicated recipe and tutorial
-for this type of bread in the~''\nameref{chapter:wheat-sourdough}''~Chapter.
+There is a dedicated recipe and tutorial for this type of bread in the
+\nameref{chapter:wheat-sourdough} chapter.