unset usage flag: encipher

gpgsm-batch-params

@@ -1,7 +1,7 @@
 Key-Type: RSA
 # Key-Length: 2048
 Key-Grip: 6C1DEF614EB6B631FAFB6A90B85D0352001BF1C3
-Key-Usage: encrypt,sign
+Key-Usage: sign
 Serial: random
 Name-DN: CN=client,C=AT
 Hash-Algo: SHA256
@@ -16,5 +16,5 @@ Extension: 2.5.29.19 c 3003010100
 #   TLS Web Client Authentication
 Extension: 2.5.29.37 n 300A06082B06010505070302
 # Netscape Cert Type:
-#     SSL Client
+#   SSL Client
 Extension: 2.16.840.1.113730.1.1 n 03020780