build: Updating dependencies

composer:
* mediawiki/mediawiki-codesniffer: 31.0.0 → 38.0.0
  The following sniffs are failing and were disabled:
  * MediaWiki.NamingConventions.PrefixedGlobalFunctions.allowedPrefix
  * MediaWiki.Usage.ExtendClassUsage.FunctionConfigUsage

npm:
* ajv: 6.11.0 → 6.12.6
  * https://github.com/advisories/GHSA-v88g-cgmw-v5xw
* ansi-regex: 5.0.0 → 5.0.1
  * https://github.com/advisories/GHSA-93q8-gq69-wqmw
  * https://github.com/advisories/GHSA-93q8-gq69-wqmw
* async: 3.2.0 → 3.2.3
  * https://github.com/advisories/GHSA-fwr7-v2mv-hh25
* minimist: 1.2.5 → 1.2.6
  * https://github.com/advisories/GHSA-xvch-5gv4-984h

Additional changes:
* Set `name` in package.json.
* composer.json: Updated phpcs command in composer test (T280592).
* composer.json: Added phpcs command to scripts (T280592).

Change-Id: Id3fadc2ea75f6bee4a1dfdfdc2f4892ec8d35a0d

composer.json

@@ -1,6 +1,6 @@
 {
 	"require-dev": {
-		"mediawiki/mediawiki-codesniffer": "31.0.0",
+		"mediawiki/mediawiki-codesniffer": "38.0.0",
 		"mediawiki/minus-x": "1.1.0",
 		"php-parallel-lint/php-console-highlighter": "0.5.0",
 		"php-parallel-lint/php-parallel-lint": "1.2.0"
@@ -12,8 +12,9 @@
 		],
 		"test": [
 			"parallel-lint . --exclude vendor --exclude node_modules",
-			"phpcs -p -s",
+			"@phpcs",
 			"minus-x check ."
-		]
+		],
+		"phpcs": "phpcs -sp --cache"
 	}
 }