[4.x] Make broadcasting work with Tenancy (#1027)

* Add BroadcastTenancyBootstrapper and TenancyBroadcastManager

* Fix code style (php-cs-fixer)

* Bind original BroadcastManager again on `revert()`

* Fix code style (php-cs-fixer)

* Move manager to correct directory

* Fix property type

* Make BroadcastTenancyBootstrapper a singleton in tests

* Fix code style (php-cs-fixer)

* Bind the original broadcaster instance on `revert()`

* Instead of just forgetting the old broadcaster instance, bind the new one

* Add BroadcastTenancyBootstrapper tests

* Separate the test

* Fix code style (php-cs-fixer)

* Add bootstrapper test

* Add broadcaster channels test

* Clean up BootstrapperTest

* Fix BroadcastingTest

* Add comments to TenancyBroadcastManager

* Add BroadcastTenancyBootstrapper comments

* Simplify BroadcastManager extension, remove setDriver method

* Add comment

* Fix PHPStan errors

* Fix PHPStan errors

* Remove duplicate import

* Fix test

* Delete `::class` from test name

Co-authored-by: Samuel Štancl <samuel.stancl@gmail.com>

* Create databases for newly created tenants in BroadcastingTest

* move spatie/invade to require

---------

Co-authored-by: PHP CS Fixer <phpcsfixer@example.com>
Co-authored-by: Samuel Štancl <samuel.stancl@gmail.com>

composer.json

@@ -21,7 +21,8 @@
         "spatie/ignition": "^1.4",
         "ramsey/uuid": "^4.0",
         "stancl/jobpipeline": "^1.0",
-        "stancl/virtualcolumn": "^1.3"
+        "stancl/virtualcolumn": "^1.3",
+        "spatie/invade": "^1.1"
     },
     "require-dev": {
         "laravel/framework": "^9.38",