audio-pipewire: spell correct "resources"

Signed-off-by: Arnout Vandecappelle <[email protected]>

slides/audio-pipewire/audio-pipewire.tex

@@ -1572,14 +1572,14 @@ \subsection{C API}
 
   \item A \code{pw_context} instance is at the heart of the C API. It
     allows connection to the daemon and it manages locally available
-    ressources.
+    resources.
 
   \item It does the following:
 
     \begin{itemize}
     \item Parsing of the appropriate configuration.
     \item Start of the processing thread \& associated data loop.
-    \item Handling of local ressources: memory pool, work queue,
+    \item Handling of local resources: memory pool, work queue,
       \textbf{proxies}, local modules
     \end{itemize}