Fixed spelling / typos (from PowerDNS:codespell)
diff --git a/library/x509_crt.c b/library/x509_crt.c
index 0a22b87..9eba14d 100644
--- a/library/x509_crt.c
+++ b/library/x509_crt.c
@@ -1184,7 +1184,7 @@
 }
 
 /*
- * Check that the given certificate is valid accoring to the CRL.
+ * Check that the given certificate is valid according to the CRL.
  */
 static int x509_crt_verifycrl( x509_crt *crt, x509_crt *ca,
                                x509_crl *crl_list)