fix(version): Update version from 0.3.0 to 0.4.0

The version constant was updated in the cli package and corresponding tests were adjusted.

cmd/main_test.go

@@ -26,7 +26,7 @@ func TestMainRun(t *testing.T) {
 		{
 			name:   "Version command",
 			args:   []string{"--version"},
-			output: "cmt 0.3.0\n",
+			output: "cmt 0.4.0\n",
 		},
 	}
 

internal/cli/cli.go

@@ -4,7 +4,7 @@ import (
 	"fmt"
 )
 
-const VERSION = "0.3.0"
+const VERSION = "0.4.0"
 
 func Help() {
 	fmt.Println("Usage:")

internal/cli/cli_test.go

@@ -49,7 +49,7 @@ func TestVersion(t *testing.T) {
 	}{
 		{
 			name:   "Version",
-			output: "cmt 0.3.0\n",
+			output: "cmt 0.4.0\n",
 		},
 	}