Set the initial spin count unit to 10 for DATAS. (#105634)

* Set the initial spin count unit to 10 for DATAS

* Set initial data count if DATAS is enabled

* Set the low initial data count only if datas is enabled

* Don't stop the original spin count unit

* Fixed nit

Author: mrsharm

src/coreclr/gc/gc.cpp

@@ -14376,6 +14376,13 @@ HRESULT gc_heap::initialize_gc (size_t soh_segment_size,
 
     original_spin_count_unit = yp_spin_count_unit;
 
+#if (defined(MULTIPLE_HEAPS) && defined(DYNAMIC_HEAP_COUNT))
+    if ((dynamic_adaptation_mode == dynamic_adaptation_to_application_sizes) && (!gc_heap::spin_count_unit_config_p))
+    {
+        yp_spin_count_unit = 10;
+    }
+#endif // MULTIPLE_HEAPS && DYNAMIC_HEAP_COUNT
+
 #if defined(__linux__)
     GCToEEInterface::UpdateGCEventStatus(static_cast<int>(GCEventStatus::GetEnabledLevel(GCEventProvider_Default)),
                                          static_cast<int>(GCEventStatus::GetEnabledKeywords(GCEventProvider_Default)),