NPM: Reformat package.json data

Update `name`, `version`, `author`, and the order of sections, as per prettier-package-json.

package.json

@@ -1,7 +1,11 @@
 {
-	"name": "co-authors-plus-3.5.3",
-	"version": "1.0.0",
+	"name": "co-authors-plus",
+	"version": "3.5.15",
 	"description": "Allows multiple authors to be assigned to a post.",
+	"license": "GPL-2.0-or-later",
+	"private": true,
+	"author": "Automattic and contributors",
+	"repository": "Automattic/Co-Authors-Plus",
 	"main": "index.js",
 	"directories": {
 		"lib": "lib"
@@ -24,20 +28,18 @@
 		"test:unit": "wp-scripts test-unit-js",
 		"test:unit:watch": "wp-scripts test-unit-js --watch"
 	},
-	"keywords": [],
-	"author": "",
-	"license": "ISC",
-	"devDependencies": {
-		"@wordpress/icons": "^2.10.2",
-		"@wordpress/scripts": "^24.0.0",
-		"prettier": "npm:wp-prettier@^2.2.1-beta-1",
-		"prop-types": "^15.8.1"
-	},
 	"dependencies": {
 		"@wordpress/api-fetch": "^6.14.0",
 		"@wordpress/components": "^21.0.0",
 		"@wordpress/data": "^7.1.0",
 		"@wordpress/element": "^4.15.0",
 		"@wordpress/i18n": "^4.17.0"
-	}
+	},
+	"devDependencies": {
+		"@wordpress/icons": "^2.10.2",
+		"@wordpress/scripts": "^24.0.0",
+		"prettier": "npm:wp-prettier@^2.2.1-beta-1",
+		"prop-types": "^15.8.1"
+	},
+	"keywords": []
 }