format correction

Author: martyndavies

tsconfig.json

@@ -1,6 +1,6 @@
 {
-    "extends": "@docusaurus/tsconfig",
-       "compilerOptions": {
-         "baseUrl": "."
-       }
-     }
+  "extends": "@docusaurus/tsconfig",
+  "compilerOptions": {
+    "baseUrl": "."
+  }
+}