(maint) Add VSCode settings file

Author: gep13

.vscode/settings.json

@@ -0,0 +1,8 @@
+{
+    "omnisharp.enableEditorConfigSupport": true,
+    "omnisharp.enableRoslynAnalyzers": true,
+    "[powershell]": {
+      "files.encoding": "utf8bom"
+    },
+    "powershell.codeFormatting.addWhitespaceAroundPipe": true
+  }