Framework: Performed Laravel 11 upgrade guide steps

Performed a little code cleanups when observed along the way.
Tested not yet ran.

composer.json

@@ -18,12 +18,11 @@
         "ext-xml": "*",
         "ext-zip": "*",
         "bacon/bacon-qr-code": "^3.0",
-        "doctrine/dbal": "^3.5",
         "dompdf/dompdf": "^3.0",
         "guzzlehttp/guzzle": "^7.4",
         "intervention/image": "^3.5",
         "knplabs/knp-snappy": "^1.5",
-        "laravel/framework": "^10.48.23",
+        "laravel/framework": "^v11.37",
         "laravel/socialite": "^5.10",
         "laravel/tinker": "^2.8",
         "league/commonmark": "^2.3",
@@ -39,14 +38,13 @@
         "socialiteproviders/microsoft-azure": "^5.1",
         "socialiteproviders/okta": "^4.2",
         "socialiteproviders/twitch": "^5.3",
-        "ssddanbrown/htmldiff": "^1.0.2",
-        "ssddanbrown/symfony-mailer": "6.4.x-dev"
+        "ssddanbrown/htmldiff": "^1.0.2"
     },
     "require-dev": {
         "fakerphp/faker": "^1.21",
         "itsgoingd/clockwork": "^5.1",
         "mockery/mockery": "^1.5",
-        "nunomaduro/collision": "^7.0",
+        "nunomaduro/collision": "^8.1",
         "larastan/larastan": "^2.7",
         "phpunit/phpunit": "^10.0",
         "squizlabs/php_codesniffer": "^3.7",