Update references to bketelsen/crypt

Since #1218 crypt is provided by
https://github.com/sagikazarmark/crypt

Signed-off-by: Stephen Kitt <skitt@redhat.com>

README.md

@@ -420,7 +420,7 @@ flags, or environment variables.
 
 Viper supports multiple hosts. To use, pass a list of endpoints separated by `;`. For example `http://127.0.0.1:4001;http://127.0.0.1:4002`.
 
-Viper uses [crypt](https://github.com/bketelsen/crypt) to retrieve
+Viper uses [crypt](https://github.com/sagikazarmark/crypt) to retrieve
 configuration from the K/V store, which means that you can store your
 configuration values encrypted and have them automatically decrypted if you have
 the correct gpg keyring.  Encryption is optional.
@@ -432,7 +432,7 @@ independently of it.
 K/V store. `crypt` defaults to etcd on http://127.0.0.1:4001.
 
 ```bash
-$ go get github.com/bketelsen/crypt/bin/crypt
+$ go get github.com/sagikazarmark/crypt/bin/crypt
 $ crypt set -plaintext /config/hugo.json /Users/hugo/settings/config.json
 ```
 

viper.go

@@ -624,7 +624,7 @@ func (v *Viper) AddRemoteProvider(provider, endpoint, path string) error {
 // To retrieve a config file called myapp.json from /configs/myapp.json
 // you should set path to /configs and set config name (SetConfigName()) to
 // "myapp".
-// Secure Remote Providers are implemented with github.com/bketelsen/crypt.
+// Secure Remote Providers are implemented with github.com/sagikazarmark/crypt.
 func AddSecureRemoteProvider(provider, endpoint, path, secretkeyring string) error {
 	return v.AddSecureRemoteProvider(provider, endpoint, path, secretkeyring)
 }