Enforce use of bool literals instead of integers

Using clang-tidy's `modernize-use-bool-literals`.
https://clang.llvm.org/extra/clang-tidy/checks/modernize-use-bool-literals.html

drivers/png/png_driver_common.cpp

@@ -115,7 +115,7 @@ Error png_to_image(const uint8_t *p_source, size_t p_size, Ref<Image> p_image) {
 	ERR_FAIL_COND_V(!success, ERR_FILE_CORRUPT);
 
 	//print_line("png width: "+itos(png_img.width)+" height: "+itos(png_img.height));
-	p_image->create(png_img.width, png_img.height, 0, dest_format, buffer);
+	p_image->create(png_img.width, png_img.height, false, dest_format, buffer);
 
 	return OK;
 }