Add "composer require..." in all exception messages when needed

Author: artyuum

Exception/UnsupportedSchemeException.php

@@ -285,7 +285,7 @@ public function __construct(Dsn $dsn, string $name = null, array $supported = []
         }
         $package = self::SCHEME_TO_PACKAGE_MAP[$provider] ?? null;
         if ($package && !class_exists($package['class'])) {
-            parent::__construct(sprintf('Unable to send notification via "%s" as the bridge is not installed; try running "composer require %s".', $provider, $package['package']));
+            parent::__construct(sprintf('Unable to send notification via "%s" as the bridge is not installed. Try running "composer require %s".', $provider, $package['package']));
 
             return;
         }

Tests/Exception/UnsupportedSchemeExceptionTest.php

@@ -100,7 +100,7 @@ public function testMessageWhereSchemeIsPartOfSchemeToPackageMap(string $scheme,
         $dsn = new Dsn(sprintf('%s://localhost', $scheme));
 
         $this->assertSame(
-            sprintf('Unable to send notification via "%s" as the bridge is not installed; try running "composer require %s".', $scheme, $package),
+            sprintf('Unable to send notification via "%s" as the bridge is not installed. Try running "composer require %s".', $scheme, $package),
             (new UnsupportedSchemeException($dsn))->getMessage()
         );
     }