update dependencies

Author: alexpts

.travis.yml

@@ -2,10 +2,11 @@ language: php
 php:
   - 7.2
   - 7.3
+  - 7.4
 
 before_script:
   - composer self-update
   - composer install
 
 script:
-  - phpunit --configuration ./test/phpunit.xml
+  - ./vendor/bin/phpunit --configuration ./test/phpunit.xml

composer.json

@@ -27,9 +27,9 @@
     "alexpts/php-hydrator": "^3.0"
   },
   "require-dev": {
-    "fzaninotto/faker": "^1.7",
-    "phpunit/phpunit": "^8.0",
-    "blackfire/php-sdk": "^1.17"
+    "fzaninotto/faker": "^1.9",
+    "phpunit/phpunit": "^8.5",
+    "blackfire/php-sdk": "^1.21"
   },
   "autoload": {
     "psr-4": {