Update arXiv-supplied version in docs

Author: projekter

doc/latex/yquant/yquant-doc.pdf

@@ -289,7 +289,7 @@
          While the repository may contain new additions, they are not thoroughly tested until they end up on CTAN; features that are not documented in this manual are entirely unreliable.
 
          \compat{New in 0.4}The CTAN repository reflects the most current version tag on Git; the \href{https://github.com/projekter/yquant/releases}{Releases} section on GitHub additionally provides a single\hyp file version of the main package, which can for example conveniently be included in arXiv submissions.
-         Note that the arXiv currently provides \Yquant{}~0.3.2 out\hyp of\hyp the\hyp box.
+         Note that the arXiv currently provides \Yquant{}~0.7.4 out\hyp of\hyp the\hyp box.
 
       \subsection{Purpose of \Yquant, alternatives}\label{sec:alt}
          \Yquant{} is the acronym for ``yet another quantum circuit package.''