add mustangostang/spyc to composer

data/web/inc/lib/composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "c435e39c1b3cbefbecebc3dc6fcc8d89",
+    "content-hash": "dcb71091bb1065f99aca45ff50da1b7e",
     "packages": [
         {
             "name": "bshaffer/oauth2-server-php",
@@ -233,6 +233,56 @@
             ],
             "time": "2018-10-25T15:19:41+00:00"
         },
+        {
+            "name": "mustangostang/spyc",
+            "version": "0.6.3",
+            "source": {
+                "type": "git",
+                "url": "git@github.com:mustangostang/spyc.git",
+                "reference": "4627c838b16550b666d15aeae1e5289dd5b77da0"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/mustangostang/spyc/zipball/4627c838b16550b666d15aeae1e5289dd5b77da0",
+                "reference": "4627c838b16550b666d15aeae1e5289dd5b77da0",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.1"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "4.3.*@dev"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "0.5.x-dev"
+                }
+            },
+            "autoload": {
+                "files": [
+                    "Spyc.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "mustangostang",
+                    "email": "vlad.andersen@gmail.com"
+                }
+            ],
+            "description": "A simple YAML loader/dumper class for PHP",
+            "homepage": "https://github.com/mustangostang/spyc/",
+            "keywords": [
+                "spyc",
+                "yaml",
+                "yml"
+            ],
+            "time": "2019-09-10T13:16:29+00:00"
+        },
         {
             "name": "paragonie/random_compat",
             "version": "v9.99.99",