fix: Fix same-domain strategy ignoring public suffix (#1572)

### Description

- Use `top_domain_under_public_suffix` instead of just `domain` when
comparing domains in `same-domain` strategy.

### Issues


- Closes: #1571

### Testing

- Added unit test

### Checklist

- [x] CI passed

Author: Pijukatel

src/crawlee/crawlers/_basic/_basic_crawler.py

@@ -1043,8 +1043,8 @@ def _check_enqueue_strategy(
             return target_url.hostname == origin_url.hostname
 
         if strategy == 'same-domain':
-            origin_domain = self._tld_extractor.extract_str(origin_url.hostname).domain
-            target_domain = self._tld_extractor.extract_str(target_url.hostname).domain
+            origin_domain = self._tld_extractor.extract_str(origin_url.hostname).top_domain_under_public_suffix
+            target_domain = self._tld_extractor.extract_str(target_url.hostname).top_domain_under_public_suffix
             return origin_domain == target_domain
 
         if strategy == 'same-origin':

tests/unit/crawlers/_basic/test_basic_crawler.py

@@ -347,6 +347,7 @@ class AddRequestsTestInput:
     'https://blog.someplace.com/index.html',
     'https://redirect.someplace.com',
     'https://other.place.com/index.html',
+    'https://someplace.jp/',
 )
 
 INCLUDE_TEST_URLS = (
@@ -401,7 +402,7 @@ class AddRequestsTestInput:
             AddRequestsTestInput(
                 start_url=STRATEGY_TEST_URLS[0],
                 loaded_url=STRATEGY_TEST_URLS[0],
-                requests=STRATEGY_TEST_URLS[:4],
+                requests=STRATEGY_TEST_URLS,
                 kwargs=EnqueueLinksKwargs(strategy='same-domain'),
                 expected_urls=STRATEGY_TEST_URLS[1:4],
             ),
@@ -411,7 +412,7 @@ class AddRequestsTestInput:
             AddRequestsTestInput(
                 start_url=STRATEGY_TEST_URLS[0],
                 loaded_url=STRATEGY_TEST_URLS[0],
-                requests=STRATEGY_TEST_URLS[:4],
+                requests=STRATEGY_TEST_URLS,
                 kwargs=EnqueueLinksKwargs(strategy='same-hostname'),
                 expected_urls=[STRATEGY_TEST_URLS[1]],
             ),
@@ -421,7 +422,7 @@ class AddRequestsTestInput:
             AddRequestsTestInput(
                 start_url=STRATEGY_TEST_URLS[0],
                 loaded_url=STRATEGY_TEST_URLS[0],
-                requests=STRATEGY_TEST_URLS[:4],
+                requests=STRATEGY_TEST_URLS,
                 kwargs=EnqueueLinksKwargs(strategy='same-origin'),
                 expected_urls=[],
             ),