fix: naming of method

Signed-off-by: Elizabeth Danzberger <lizzy7128@tutanota.de>

Author: elzody

lib/Service/SlideDeckService.php

@@ -43,7 +43,7 @@ public function generateSlideDeck(?string $userId, string $presentationText) {
 
 		$ooxml = $this->config->getAppValue(Application::APPNAME, 'doc_format', '') === 'ooxml';
 		$format = $ooxml ? 'pptx' : 'odp';
-		$emptyPresentation = $this->getBlankSpreadsheet($format);
+		$emptyPresentation = $this->getBlankPresentation($format);
 
 		try {
 			$parsedStructure = $this->parseModelJSON($rawModelOutput);
@@ -107,7 +107,7 @@ private function parseModelJSON(string $jsonString): array {
 	 * @param string $format
 	 * @return resource
 	 */
-	private function getBlankSpreadsheet(string $format) {
+	private function getBlankPresentation(string $format) {
 		$emptyPresentationContent = $this->templateManager->getEmptyFileContent($format);
 		$memoryStream = fopen('php://memory', 'r+');