feat: Adds moodle_curl_lrs loader to close #238 (#242)

.editorconfig

classes/log/store.php

src/loader/lrs.php

src/loader/moodle_curl_lrs.php

src/loader/utils/correct_endpoint.php

src/loader/utils/filelib.php

src/loader/utils/get_event_batches.php

src/loader/utils/load_batch.php

src/loader/utils/load_in_batches.php