[macros] Make U+NNNN "fake small-cap-height" numbers a bit smaller.

Previously, the scaled-down numbers and letters were a little bit
taller than the small-caps height. Now they should look more or less
equally tall.

Author: tkoeppe

source/macros.tex

@@ -358,7 +358,7 @@
 \renewcommand{\fref}[1]{\hyperref[fig:#1]{\figurerefname \nolinebreak[3] \ref*{fig:#1}}}
 
 %% NTBS, etc.
-\newcommand{\ucode}[1]{\textsc{u}\textsmaller[1]{\kern-0.05em\protect\raisebox{.25ex}{\textsmaller[1]{+}}\uppercase{#1}}}
+\newcommand{\ucode}[1]{\textsc{u}\textsmaller[1.5]{\kern-0.05em\protect\raisebox{.25ex}{\textsmaller[1]{+}}\uppercase{#1}}}
 \newcommand{\uname}[1]{\textsc{#1}}
 \newcommand{\unicode}[2]{\ucode{#1} \uname{#2}}
 \newcommand{\NTS}[1]{\textsc{#1}}