Handle Created empty field from image inspect (#8302)

- For docker engine versions up to 24.0.x: Created="0001-01-01T00:00:00Z" for all API versions (max 1.43)
- For docker engine versions 25.0.0-25.0.3: Created="" for all API versions (max 1.44) => this is considered a bug
- For docker engine versions 25.0.4+:
  - Created="0001-01-01T00:00:00Z" for API versions up to 1.43 (backwards compatibility)
  - Created is absent for API versions 1.44+

Author: SgtSilvio

core/src/main/java/org/testcontainers/images/ImageData.java

@@ -17,13 +17,16 @@ public class ImageData {
     Instant createdAt;
 
     static ImageData from(InspectImageResponse inspectImageResponse) {
-        return ImageData
-            .builder()
-            .createdAt(ZonedDateTime.parse(inspectImageResponse.getCreated()).toInstant())
-            .build();
+        final String created = inspectImageResponse.getCreated();
+        final Instant createdInstant = ((created == null) || created.isEmpty())
+            ? Instant.EPOCH
+            : ZonedDateTime.parse(created).toInstant();
+        return ImageData.builder().createdAt(createdInstant).build();
     }
 
     static ImageData from(Image image) {
-        return ImageData.builder().createdAt(Instant.ofEpochSecond(image.getCreated())).build();
+        final Long created = image.getCreated();
+        final Instant createdInstant = (created == null) ? Instant.EPOCH : Instant.ofEpochSecond(created);
+        return ImageData.builder().createdAt(createdInstant).build();
     }
 }