Enable feature flags in main (#24025)

Author: stanislav-shchetinin

ydb/core/protos/feature_flags.proto

@@ -193,11 +193,11 @@ message TFeatureFlags {
     // deny non-administrators the privilege of administering local users and groups
     optional bool EnableStrictUserManagement = 168 [default = false];
     optional bool EnableDatabaseAdmin = 169 [default = false];
-    optional bool EnableChangefeedsImport = 170 [default = false];
+    optional bool EnableChangefeedsImport = 170 [default = true];
     optional bool EnablePermissionsExport = 171 [default = false];
     optional bool EnableDataErasure = 172 [default = false];
     optional bool EnableShowCreate = 173 [default = false];
-    optional bool EnableChangefeedsExport = 174 [default = false];
+    optional bool EnableChangefeedsExport = 174 [default = true];
     optional bool EnableKafkaNativeBalancing = 175 [default = true];
     optional bool EnableTabletRestartOnUnhandledExceptions = 176 [default = true];
     optional bool EnableKafkaTransactions = 177 [default = true];
@@ -206,7 +206,7 @@ message TFeatureFlags {
     optional bool SwitchToConfigV1 = 180 [default = false];
     optional bool EnableEncryptedExport = 181 [default = false];
     optional bool EnableAlterDatabase = 182 [default = false];
-    optional bool EnableExportAutoDropping = 183 [default = false];
+    optional bool EnableExportAutoDropping = 183 [default = true];
     optional bool EnableThrottlingReport = 184 [default = true];
     optional bool EnableNodeBrokerDeltaProtocol = 185 [default = false];
     optional bool EnableAccessToIndexImplTables = 186 [default = true];