Fix typo: `char` should be `TS`

GitOrigin-RevId: 858ca7c174761248ff888a8435059317a7fe1116
diff --git a/FuzzedDataProvider.h b/FuzzedDataProvider.h
index 6cbfc39..71cb427 100644
--- a/FuzzedDataProvider.h
+++ b/FuzzedDataProvider.h
@@ -390,7 +390,7 @@
     return static_cast<TS>(value);
   } else {
     constexpr auto TS_min = std::numeric_limits<TS>::min();
-    return TS_min + static_cast<char>(value - TS_min);
+    return TS_min + static_cast<TS>(value - TS_min);
   }
 }