phpstan fixes

Author: MarkBaker

src/PhpSpreadsheet/Cell/Cell.php

@@ -327,10 +327,10 @@ public function getCalculatedValue($resetLog = true)
                         //      as well as updating the spillage cells,
                         //  so we need to restore this cell to its formula value, attributes, and datatype
                         $worksheet->getCell($coordinate);
-                        $this->updateInCollection();
                         $this->value = $value;
                         $this->dataType = $datatype;
                         $this->formulaAttributes = $formulaAttributes;
+                        $this->updateInCollection();
                     }
 
                     // Now we just extract the top-left value from the array to get the result for this specific cell

src/PhpSpreadsheet/Writer/Xlsx/Metadata.php

@@ -108,7 +108,7 @@ public function writeMetadata()
     private function writeMetadataTypes(XMLWriter $objWriter): void
     {
         $objWriter->startElement('metadataTypes');
-        $objWriter->writeAttribute('count', count(self::METADATA_TYPES));
+        $objWriter->writeAttribute('count', (string) count(self::METADATA_TYPES));
 
         foreach (self::METADATA_TYPES as $metadataType) {
             $objWriter->startElement('metadataType');
@@ -127,7 +127,7 @@ private function writeFutureMetadata(XMLWriter $objWriter): void
     {
         foreach (self::FUTURE_METADATA as $name => $futureMetadata) {
             $objWriter->startElement('futureMetadata');
-            $objWriter->writeAttribute('count', count($futureMetadata));
+            $objWriter->writeAttribute('count', (string) count($futureMetadata));
             $objWriter->writeAttribute('name', $name);
 
             foreach ($futureMetadata as $futureMetadatum) {
@@ -161,7 +161,7 @@ private function writeExtraMetadata(XMLWriter $objWriter): void
     {
         foreach (self::EXTRA_METADATA as $name => $metadata) {
             $objWriter->startElement($name);
-            $objWriter->writeAttribute('count', count($metadata));
+            $objWriter->writeAttribute('count', (string) count($metadata));
 
             foreach ($metadata as $metadatum) {
                 $objWriter->startElement('bk');