Исправлен учёт раздела с минимальным размером перед BiosBoot разделом

pym/calculate/lib/utils/partition.py

@@ -636,10 +636,13 @@ class RoundableVolumesBuilder(VolumesBuilder):
         return False
 
     def refined_size(self, size):
-        if size is VolumesBuilder.SizeAllFree and self.minimal:
-            if (self.minimal > self.free_size and 
-                not self.is_roundable_size(self.minimal)):
-                return self.minimal
+        if (size is VolumesBuilder.SizeAllFree or size < 0) and self.minimal:
+            check_size = self.minimal
+            if size is not VolumesBuilder.SizeAllFree:
+                check_size -= size
+            if (check_size > self.free_size and 
+                not self.is_roundable_size(check_size)):
+                return check_size
         if self.last_partition:
             if self.is_roundable_size(size):
                 size = VolumesBuilder.SizeAllFree