Unexpected warning when running a standalone script (#9114)

close #9109

Fixes the issue when the runner displays unexpected log messages
```
> .\built-distribution\enso-engine-0.0.0-dev-windows-amd64\enso-0.0.0-dev\bin\enso --run .\test.enso
[WARN] [2024-02-20T12:04:21+01:00] [enso.org.enso.interpreter.runtime.SerializationPool] Serialization of module `test` failed: Unable to write cache data for test.`
42
```

engine/runtime/src/main/java/org/enso/interpreter/runtime/TruffleCompilerContext.java

@@ -385,8 +385,8 @@ private Callable<Boolean> doSerializeModule(
         return saved != null;
       } catch (Throwable e) {
         logSerializationManager(
-            e instanceof IOException ? Level.WARNING : Level.SEVERE,
-            "Serialization of module `" + name + "` failed: " + e.getMessage() + "`",
+            e instanceof IOException ? Level.FINE : Level.SEVERE,
+            "Serialization of module `" + name + "` failed: " + e.getMessage(),
             e);
         throw e;
       } finally {