Fix spelling errors reported by codespell

Author: bernhardmgruber

codespell.txt

@@ -3,3 +3,4 @@ heist
 Hist
 Heist
 his
+ro

talk/morelanguage/ranges.tex

@@ -63,12 +63,12 @@
 \end{frame}
 
 \begin{frame}[fragile]
-  \frametitlecpp[23]{Back to lazyness}
+  \frametitlecpp[23]{Back to laziness}
   \begin{exampleblock}{\texttt{view}s are lazy}
     \begin{itemize}
-    \item Computation is only trigerred when iterating
+    \item Computation is only triggered when iterating
     \item And can be stopped by e.g. \mintinline{cpp}{take}
-    \item Here the mininal number of iteration is performed
+    \item Here, the minimal number of iterations is performed
     \end{itemize}
     { \scriptsize
       \begin{cppcode*}{gobble=2}