Fix typos

Change-Id: I94019a8e77749f7e719eee8a1b872df6589283df
Reviewed-on: https://gerrit.libreoffice.org/72258Reviewed-by: Julien Nabet <serval2412@yahoo.fr>
Tested-by: Julien Nabet <serval2412@yahoo.fr>

desktop/test/deployment/executable_content/readme.txt

@@ -9,4 +9,4 @@ solaris,
 linux
 
 Each directory contains a hello executable. On linux one should execute it in a 
-shell with an build environment, so that the c++ runtime is found.
+shell with a build environment, so that the C++ runtime is found.