fix: Suppress Psalm errors

Signed-off-by: Enjeck C. <patrathewhiz@gmail.com>

Author: enjeck

composer.json

@@ -11,7 +11,9 @@
 	},
 	"autoload-dev": {
 		"psr-4": {
-			"OCA\\Notes\\Tests\\API\\": "tests/api/"
+			"OCA\\Notes\\Tests\\API\\": "tests/api/",
+			"OCP\\": "vendor/nextcloud/ocp/OCP/",
+			"OC\\": "vendor/nextcloud/ocp/OC/"
 		}
 	},
 	"config": {

psalm.xml

@@ -17,7 +17,11 @@
     </extraFiles>
 	<issueHandlers>
 		<DeprecatedMethod>
-			<errorLevel type="error" />
+			<errorLevel type="suppress">
+				<referencedMethod name="OCP\IConfig::getUserValue" />
+				<referencedMethod name="OCP\IConfig::setUserValue" />
+				<referencedMethod name="OCP\IConfig::deleteUserValue" />
+			</errorLevel>
 		</DeprecatedMethod>
 		<UndefinedClass>
 			<errorLevel type="suppress">