[monitoring-plugins] Remove note about comments, we will accept // ...

[RincewindsHat]

 Module: monitoring-plugins
 Branch: master
 Commit: fbb9050c648f23863bcac71bb608f31fec1ea352
 Author: RincewindsHat <12514511+RincewindsHat at users.noreply.github.com>
   Date: Tue Sep 12 15:48:44 2023 +0200
    URL: https://www.monitoring-plugins.org/repositories/monitoring-plugins/commit/?id=fbb9050

Remove note about comments, we will accept // comments

---

 doc/developer-guidelines.sgml | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/doc/developer-guidelines.sgml b/doc/developer-guidelines.sgml
index 1982974..c900aea 100644
--- a/doc/developer-guidelines.sgml
+++ b/doc/developer-guidelines.sgml
@@ -733,9 +733,6 @@ setup the tests. Run "make test" to run all the tests.
 	<para>Variables should be declared at the beginning of code blocks and
 	not inline because of portability with older compilers.</para>
 
-	<para>You should use /* */ for comments and not // as some compilers
-	do not handle the latter form.</para>
-
 	<para>You should also avoid using the type "bool" and its values
 	"true" and "false". Instead use the "int" type and the plugins' own
 	"TRUE"/"FALSE" values to keep the code uniformly.</para>