vendor go-dotenv

This makes it easier for Debian to package direnv. See #951

Repo: https://github.com/direnv/go-dotenv
Commit ID: 872ea3db4cb52bd8f1ae6690593f5d20c221c35b

go.mod

@@ -4,7 +4,6 @@ go 1.16
 
 require (
 	github.com/BurntSushi/toml v1.1.0
-	github.com/direnv/go-dotenv v0.0.0-20220613081022-872ea3db4cb5
 	github.com/mattn/go-isatty v0.0.14
 	golang.org/x/mod v0.5.1
 	golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a // indirect

go.sum

@@ -1,7 +1,5 @@
 github.com/BurntSushi/toml v1.1.0 h1:ksErzDEI1khOiGPgpwuI7x2ebx/uXQNw7xJpn9Eq1+I=
 github.com/BurntSushi/toml v1.1.0/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ=
-github.com/direnv/go-dotenv v0.0.0-20220613081022-872ea3db4cb5 h1:lMrU+5WHwaPfmvp+CIxUi2ujVJSu/mYh1Rcu23n7HaY=
-github.com/direnv/go-dotenv v0.0.0-20220613081022-872ea3db4cb5/go.mod h1:K5R9ofHu1mQRwNWMZgDnr0s1Ca1nkvz9r09NN/U2UyM=
 github.com/mattn/go-isatty v0.0.14 h1:yVuAays6BHfxijgZPzw+3Zlu5yQgKGP2/hcQbHb7S9Y=
 github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=

internal/cmd/cmd_dotenv.go

@@ -4,7 +4,7 @@ import (
 	"fmt"
 	"io/ioutil"
 
-	"github.com/direnv/go-dotenv"
+	"github.com/direnv/direnv/v2/pkg/dotenv"
 )
 
 // CmdDotEnv is `direnv dotenv [SHELL [PATH_TO_DOTENV]]`