lint all cue files

Signed-off-by: Andrea Luzzardi <aluzzardi@gmail.com>

examples/tests/exec/dir/doesnotexist/main.cue

@@ -2,7 +2,7 @@ package testing
 
 #dagger: compute: [
 	{
-		do: "fetch-container"
+		do:  "fetch-container"
 		ref: "alpine"
 	},
 	{

examples/tests/exec/dir/exist/main.cue

@@ -2,15 +2,15 @@ package testing
 
 #dagger: compute: [
 	{
-		do: "fetch-container"
+		do:  "fetch-container"
 		ref: "alpine"
 	},
 	{
 		do: "exec"
 		args: ["sh", "-c", """
-			echo "pwd is: $(pwd)"
-			[ "$(pwd)" == "/etc" ] || exit 1
-		"""]
+				echo "pwd is: $(pwd)"
+				[ "$(pwd)" == "/etc" ] || exit 1
+			"""]
 		dir: "/etc"
 	},
 ]