Redo of PR#5345. Fixed spelling and typographical errors found by CodeSpell.

Signed-off-by: Shaun Case <warmsocks@gmail.com>
Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
diff --git a/include/mbedtls/x509_crt.h b/include/mbedtls/x509_crt.h
index 51ce257..9ed2bbe 100644
--- a/include/mbedtls/x509_crt.h
+++ b/include/mbedtls/x509_crt.h
@@ -968,7 +968,7 @@
 void mbedtls_x509write_crt_init( mbedtls_x509write_cert *ctx );
 
 /**
- * \brief           Set the verion for a Certificate
+ * \brief           Set the version for a Certificate
  *                  Default: MBEDTLS_X509_CRT_VERSION_3
  *
  * \param ctx       CRT context to use