Issue 694 error loading note for slide

src/PhpPresentation/Reader/PowerPoint2007.php

@@ -885,7 +885,7 @@ protected function loadShapeDrawing(XMLReader $document, DOMElement $node, Abstr
         $oSlide->addShape($oShape);
     }
 
-    protected function loadShapeRichText(XMLReader $document, DOMElement $node, AbstractSlide $oSlide): void
+    protected function loadShapeRichText(XMLReader $document, DOMElement $node, $oSlide): void
     {
         if (!$document->elementExists('p:txBody/a:p/a:r', $node)) {
             return;

tests/PhpPresentation/Tests/Reader/PowerPoint2007Test.php

@@ -615,4 +615,12 @@ public function testSlideLayout(): void
         $this->assertCount(11, $masterSlides[1]->getAllSlideLayouts());
         $this->assertCount(11, $masterSlides[2]->getAllSlideLayouts());
     }
+
+    public function testLoadingFileWithNoteInSlide(): void
+    {
+        $file = PHPPRESENTATION_TESTS_BASE_DIR . '/resources/files/Issue_00694.pptx';
+        $object = new PowerPoint2007();
+        $oPhpPresentation = $object->load($file);
+        $this->assertInstanceOf('PhpOffice\\PhpPresentation\\PhpPresentation', $oPhpPresentation);
+    }
 }