Use spaces for indention of .json files

Signed-off-by: Steffen Vogel <post@steffenvogel.de>

.devcontainer/devcontainer.json

@@ -4,28 +4,28 @@
 // SPDX-FileCopyrightText: 2014-2023 Institute for Automation of Complex Power Systems, RWTH Aachen University
 // SPDX-License-Identifier: Apache-2.0
 {
-	"name": "VILLASnode",
-	"image": "registry.git.rwth-aachen.de/acs/public/villas/node/dev-vscode",
-	// Uncomment to build the devcontainer locally
-	// "build": {
-	// 	"dockerfile": "../packaging/docker/Dockerfile.fedora",
-	// 	"target": "dev-vscode",
-	// 	"context": ".."
-	// },
-	"remoteUser": "villas",
-	"runArgs": [
-		"--privileged",
-		"--security-opt",
-		"seccomp=unconfined"
-	],
-	"customizations": {
-		"vscode": {
-			"extensions": [
-				"ms-vscode.cpptools-extension-pack",
-				"llvm-vs-code-extensions.vscode-clangd",
-				"xaver.clang-format",
-				"EditorConfig.EditorConfig"
-			]
-		}
-	}
+  "name": "VILLASnode",
+  "image": "registry.git.rwth-aachen.de/acs/public/villas/node/dev-vscode",
+  // Uncomment to build the devcontainer locally
+  // "build": {
+  // 	"dockerfile": "../packaging/docker/Dockerfile.fedora",
+  // 	"target": "dev-vscode",
+  // 	"context": ".."
+  // },
+  "remoteUser": "villas",
+  "runArgs": [
+    "--privileged",
+    "--security-opt",
+    "seccomp=unconfined"
+  ],
+  "customizations": {
+    "vscode": {
+      "extensions": [
+        "ms-vscode.cpptools-extension-pack",
+        "llvm-vs-code-extensions.vscode-clangd",
+        "xaver.clang-format",
+        "EditorConfig.EditorConfig"
+      ]
+    }
+  }
 }

etc/loopback.json

@@ -1,12 +1,12 @@
 {
-	"idle_stop" : false,
+  "idle_stop" : false,
 
-	"http" : {
-		"port" : 8080
-	},
-	"nodes" : {
-		"node1" : {
-			"type" : "loopback"
-		}
-	}
+  "http" : {
+    "port" : 8080
+  },
+  "nodes" : {
+    "node1" : {
+      "type" : "loopback"
+    }
+  }
 }