changelog: fixed typos

Signed-off-by: Valerio Setti <vsetti@baylibre.com>

Author: valeriosetti

ChangeLog.d/improve_x509_cert_writing_serial_number_management.txt

@@ -7,4 +7,4 @@ Bugfix
 New deprecations
    * mbedtls_x509write_crt_set_serial() is now being deprecated in favor of
      mbedtls_x509write_crt_set_serial_new(). The goal here is to remove any
-     direct dependency of X509 from BIGNUM_C.
+     direct dependency of X509 on BIGNUM_C.

library/x509write_crt.c

@@ -119,7 +119,7 @@ int mbedtls_x509write_crt_set_serial( mbedtls_x509write_cert *ctx,
                         MBEDTLS_X509_RFC5280_MAX_SERIAL_LEN );
     if( ret < 0 )
         return ret;
-    
+
     /* Copy data to the internal structure skipping leading zeros */
     memcpy(ctx->serial, &tmp[MBEDTLS_X509_RFC5280_MAX_SERIAL_LEN - tmp_len],
             tmp_len);

tests/suites/test_suite_x509write.data

@@ -169,4 +169,4 @@ X509 String to Names #6 (Escape at end)
 mbedtls_x509_string_to_names:"C=NL, O=Offspark\":"":MBEDTLS_ERR_X509_INVALID_NAME
 
 Check max serial length
-x509_set_serial_check:
+x509_set_serial_check:

tests/suites/test_suite_x509write.function

@@ -587,7 +587,7 @@ void x509_set_serial_check()
     mbedtls_mpi_init(&serial_mpi);
     TEST_EQUAL( mbedtls_mpi_read_binary( &serial_mpi, invalid_serial,
                                     sizeof( invalid_serial ) ), 0 );
-    TEST_EQUAL( mbedtls_x509write_crt_set_serial( &ctx, &serial_mpi ), 
+    TEST_EQUAL( mbedtls_x509write_crt_set_serial( &ctx, &serial_mpi ),
                         MBEDTLS_ERR_X509_BAD_INPUT_DATA );
     mbedtls_mpi_free(&serial_mpi);
 #endif