CONTRIBUTING.md: Fix syntax error [ci skip]

Signed-off-by: Andreas Metzler <ametzler@bebt.de>

diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 081d9f1b3efd18d1bd99c671dda8335f8bca5272..96fb7ff0cc7ac3810c28ddb3dd24cd71d8e5c5ff 100644 (file)
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -132,6 +132,7 @@ like e.g. in lib/srp.h:
 ...
 
 #endif /* GNUTLS_LIB_SRP_H */
+```
 
 The public header files follow a similar convention but use the relative
 install directory as template, e.g. `GNUTLS_GNUTLS_H` for `gnutls/gnutls.h`.