Remove trailing space in vector #3522 (#3523)

The original source of this vector does not have a space,  we added it by accident
diff --git a/vectors/cryptography_vectors/asymmetric/Traditional_OpenSSL_Serialization/key1.pem b/vectors/cryptography_vectors/asymmetric/Traditional_OpenSSL_Serialization/key1.pem
index 3618f60..50ad95c 100644
--- a/vectors/cryptography_vectors/asymmetric/Traditional_OpenSSL_Serialization/key1.pem
+++ b/vectors/cryptography_vectors/asymmetric/Traditional_OpenSSL_Serialization/key1.pem
@@ -9,4 +9,4 @@
 4OLmAeYBDl+l/PSMllfd5x/z1YXYoiAbkpT4ix0lyZJgHrvrYIeUtJk2ODiMHezL
 9BbK7EobtOGmrDLUNVX5BpdaExkWMGkioqzs2QqD/VkKu8RcNSsHVGqkdWKuhzXo
 wcczQ+RiHckN2uy/zApubEWZNLPeDQ499kaF+QdZ+h4RM6E1r1Gu+A==
------END RSA PRIVATE KEY----- 
+-----END RSA PRIVATE KEY-----