Update synthetic source legacy license cutoff date. (elastic#117658) (elastic#117691)

Update default cutoff date from 12-12-2024T00:00 UTC to 01-02-2025T00:00 UTC.

Author: martijnvg

x-pack/plugin/logsdb/src/main/java/org/elasticsearch/xpack/logsdb/SyntheticSourceLicenseService.java

@@ -29,7 +29,7 @@ final class SyntheticSourceLicenseService {
     // You can only override this property if you received explicit approval from Elastic.
     static final String CUTOFF_DATE_SYS_PROP_NAME = "es.mapping.synthetic_source_fallback_to_stored_source.cutoff_date_restricted_override";
     private static final Logger LOGGER = LogManager.getLogger(SyntheticSourceLicenseService.class);
-    static final long DEFAULT_CUTOFF_DATE = LocalDateTime.of(2024, 12, 12, 0, 0).toInstant(ZoneOffset.UTC).toEpochMilli();
+    static final long DEFAULT_CUTOFF_DATE = LocalDateTime.of(2025, 2, 1, 0, 0).toInstant(ZoneOffset.UTC).toEpochMilli();
 
     /**
      * A setting that determines whether source mode should always be stored source. Regardless of licence.

x-pack/plugin/logsdb/src/test/java/org/elasticsearch/xpack/logsdb/SyntheticSourceIndexSettingsProviderLegacyLicenseTests.java

@@ -98,7 +98,7 @@ public void testGetAdditionalIndexSettingsTsdb() throws IOException {
     }
 
     public void testGetAdditionalIndexSettingsTsdbAfterCutoffDate() throws Exception {
-        long start = LocalDateTime.of(2024, 12, 20, 0, 0).toInstant(ZoneOffset.UTC).toEpochMilli();
+        long start = LocalDateTime.of(2025, 2, 2, 0, 0).toInstant(ZoneOffset.UTC).toEpochMilli();
         License license = createGoldOrPlatinumLicense(start);
         long time = LocalDateTime.of(2024, 12, 31, 0, 0).toInstant(ZoneOffset.UTC).toEpochMilli();
         var licenseState = new XPackLicenseState(() -> time, new XPackLicenseStatus(license.operationMode(), true, null));