docs compilation with doxygen 1.9.1 fixed

docs/src/get_started.dox

@@ -21,7 +21,6 @@ C example:
 
 C++ example:
 ------------
-
 \include minimal.cxx
 
 More examples you can find at http://git.vilor.one/rapida/rapida/examples
@@ -48,7 +47,7 @@ to the library, but you can change this by setting the _make_ flags.
 
 For example, to disable FastCGI server, you need to pass `FCGI_SERVER=0`
 flag to `make` command like this:
-```sh
+```
 make FCGI_SERVER=0
 ```