style(devcontainer): re-add omments to VSCode extensions

.devcontainer/devcontainer.json

@@ -4,17 +4,21 @@
     "customizations": {
         "vscode": {
             "extensions": [
-                "github.codespaces",
-                "xdebug.php-debug",
-                "bmewburn.vscode-intelephense-client",
-                "xdebug.php-pack",
-                "DEVSENSE.phptools-vscode",
-                "DEVSENSE.composer-php-vscode",
-                "EditorConfig.EditorConfig",
-                "dbaeumer.vscode-eslint",
-                "raymondcamden.CSSLint",
-                "recca0120.vscode-phpunit",
-                "hbenl.vscode-mocha-test-adapter"
+				"github.codespaces",
+                // PHP from https://github.com/devcontainers/templates/tree/main/src/php
+				"xdebug.php-debug",
+				"bmewburn.vscode-intelephense-client",
+				"xdebug.php-pack",
+                // PHP
+				"DEVSENSE.phptools-vscode",
+				"DEVSENSE.composer-php-vscode",
+                // linting
+				"EditorConfig.EditorConfig",
+				"dbaeumer.vscode-eslint",
+				"raymondcamden.CSSLint",
+                // testing
+                "hbenl.vscode-mocha-test-adapter",
+                "recca0120.vscode-phpunit"
             ]
         },
         "codespaces": {