Update sabre/dav (and friends) to 4.0

.gitignore

@@ -1,5 +1,7 @@
 .DS_Store
 bin
+*/**/phpstan.neon
+.php_cs.dist
 # ignore demo files
 james-heinrich/getid3/demos
 james-heinrich/getid3/helperapps
@@ -127,6 +129,7 @@ icewind/streams/README.md
 icewind/streams/LICENCE
 icewind/streams/composer.json
 icewind/searchdav/.github/
+icewind/searchdav/.scrutinizer.yml
 icewind/searchdav/tests
 icewind/searchdav/README.md
 icewind/searchdav/composer.json
@@ -228,7 +231,9 @@ sabre/dav/tests
 sabre/event/tests
 sabre/http/examples
 sabre/http/tests
+sabre/uri/.gitattributes
 sabre/uri/tests
+sabre/vobject/CHANGELOG.md
 sabre/vobject/tests
 sabre/xml/tests
 

composer.json

@@ -19,7 +19,7 @@
 		"deepdiver1975/tarstreamer": "v2.0.0",
 		"doctrine/dbal": "2.9.2",
 		"guzzlehttp/guzzle": "6.5.2",
-		"icewind/searchdav": "1.0.2",
+		"icewind/searchdav": "^2.0.0",
 		"icewind/streams": "v0.7.1",
 		"interfasys/lognormalizer": "^v1.0",
 		"jeremeamia/superclosure": "^2.4",
@@ -34,7 +34,7 @@
 		"php-opencloud/openstack": "3.0.7",
 		"pimple/pimple": "3.2.3",
 		"punic/punic": "^1.6",
-		"sabre/dav": "^3.2.0",
+		"sabre/dav": "^4.0.0",
 		"scssphp/scssphp": "1.0.3",
 		"stecman/symfony-console-completion": "^0.8.0",
 		"swiftmailer/swiftmailer": "^6.0",