Fixed some typos, courtesy of codespell

src/libstrongswan/plugins/gmp/gmp_rsa_private_key.c

@@ -211,7 +211,7 @@ static status_t compute_prime(size_t prime_size, bool safe, mpz_t *p, mpz_t *q)
 
 	rng->destroy(rng);
 
-	/* additonally return p-1 */
+	/* additionally return p-1 */
 	mpz_sub_ui(*q, *p, 1);
 
 	return SUCCESS;

src/libstrongswan/plugins/pkcs7/pkcs7_generic.c

@@ -116,7 +116,7 @@ pkcs7_t *pkcs7_generic_load(container_type_t type, va_list args)
 	{
 		if (blob.len >= 2 &&
 			blob.ptr[0] == ASN1_SEQUENCE && blob.ptr[1] == 0x80)
-		{	/* looks like infinite lenght BER encoding, but we can't handle it.
+		{	/* looks like infinite length BER encoding, but we can't handle it.
 			 * ignore silently, our openssl backend can handle it */
 			return NULL;
 		}