Change indent to 4 spaces in lerna.json, published package.json files

When running "lerna version" to create release commits, it will change indentation
to 4 spaces. Unless we already have the same, it will do the change, which we do
not want as part of the release commit. This is a one-off.

Signed-off-by: Marc Dumais <marc.dumais@ericsson.com>

lerna.json

@@ -1,11 +1,11 @@
 {
-  "lerna": "7.3.0",
-  "version": "0.1.0",
-  "npmClient": "yarn",
-  "command": {
-    "run": {
-      "stream": true
-    },
-    "verifyAccess": false
-  }
+    "lerna": "7.3.0",
+    "version": "0.1.0",
+    "npmClient": "yarn",
+    "command": {
+        "run": {
+            "stream": true
+        },
+        "verifyAccess": false
+    }
 }