Merge pull request #25838 from tyler92:fix-fd-leak

Fix file descriptor leak in HDR decoder

modules/imgcodecs/src/grfmt_hdr.cpp

@@ -59,6 +59,9 @@ HdrDecoder::HdrDecoder()
 
 HdrDecoder::~HdrDecoder()
 {
+    if(file) {
+        fclose(file);
+    }
 }
 
 size_t HdrDecoder::signatureLength() const