Update to PHP 8

composer.json

@@ -12,9 +12,9 @@
 		"aldarien/url": "*",
 		"j4mie/paris" : "^1.5",
 		"danielstjules/stringy" : "^3.1",
-		"phpoffice/phpspreadsheet": "1-beta",
+		"phpoffice/phpspreadsheet": "^1",
 		"nesbot/carbon": "^2",
-		"phpoffice/phpword": "^0.14.0",
+		"phpoffice/phpword": "^0",
 		"slam/php-excel": "^4.4",
 		"fabpot/goutte": "^3.2",
 		"incoviba/modelos": "*",
@@ -26,7 +26,7 @@
 		"vlucas/phpdotenv": "^5.3"
 	},
 	"require-dev" : {
-		"phpunit/phpunit" : "^6.3",
+		"phpunit/phpunit" : "^8",
 		"kint-php/kint" : "^2.1",
 		"filp/whoops" : "^2.1"
 	},