Issue #2401109 by larowlan, kim.pepper: Update EasyRdf to latest stable

composer.json

composer.lock

core/vendor/composer/ClassLoader.php

core/vendor/composer/installed.json

core/vendor/easyrdf/easyrdf/CHANGELOG.md

core/vendor/easyrdf/easyrdf/DEVELOPER.md

core/vendor/easyrdf/easyrdf/LICENSE.md

core/vendor/easyrdf/easyrdf/composer.json

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Format.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Graph.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/GraphStore.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Http.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Http/Exception.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Http/Response.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Literal.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Literal/Decimal.php

.../vendor/easyrdf/easyrdf/lib/EasyRdf/Literal/HexBinary.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Namespace.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Parser.php

core/vendor/easyrdf/easyrdf/lib/EasyRdf/Parser/Json.php