bump optional libraries for GCS & S3 to address PHP 8.1 deprecation warnings

composer.json

@@ -31,8 +31,8 @@
 		"jdenticon/jdenticon": "^1.0"
 	},
 	"suggest" : {
-		"google/cloud-storage" : "1.26.1",
-		"aws/aws-sdk-php" : "3.239.0"
+		"google/cloud-storage" : "1.30.1",
+		"aws/aws-sdk-php" : "3.254.0"
 	},
 	"require-dev" : {
 		"phpunit/phpunit" : "^4.6 || ^5.0"