Fix Windows newline in err.h from commit 83a8298.

Change-Id: I2caa65b35e80233009e82599838f65aaf2e73cf4
Reviewed-on: https://boringssl-review.googlesource.com/4341
Reviewed-by: Adam Langley <agl@google.com>
diff --git a/include/openssl/err.h b/include/openssl/err.h
index 552ea92..ff8bff5 100644
--- a/include/openssl/err.h
+++ b/include/openssl/err.h
@@ -251,7 +251,7 @@
                                         void *ctx);
 
 
-/* ERR_print_errors_fp prints the current contents of the error stack to |file|

+/* ERR_print_errors_fp prints the current contents of the error stack to |file|
  * using human readable strings where possible. */
 OPENSSL_EXPORT void ERR_print_errors_fp(FILE *file);