[fix] fix unit tests

tests/unit/data/test_node_connector.py

-from duniterpy.documents import Peer
+from duniterpy.documents.peer import Peer
 from sakia.data.connectors import NodeConnector
 
 

tests/unit/data/test_nodes_repo.py

 from sakia.data.repositories import NodesRepo
 from sakia.data.entities import Node
-from duniterpy.documents import BlockUID, BMAEndpoint, UnknownEndpoint, block_uid
+from duniterpy.documents import BlockUID, block_uid
+from duniterpy.api.endpoint import BMAEndpoint, UnknownEndpoint
 
 
 def test_add_get_drop_node(meta_repo):

tests/unit/money/test_quantitative_zsum.py

@@ -22,7 +22,7 @@ def test_localized_no_si(application_with_one_connection, bob):
         110, bob.currency, application_with_one_connection, None
     )
     value = referential.localized(units=True)
-    assert value == "-10.79 Q0 units"
+    assert value == "-10.79 Q0"
 
 
 def test_localized_with_si(application_with_one_connection, bob):
@@ -31,7 +31,7 @@ def test_localized_with_si(application_with_one_connection, bob):
         110 * 1000, bob.currency, application_with_one_connection, None
     )
     value = referential.localized(units=True, show_base=True)
-    assert value == "1,088.11 Q0 units"
+    assert value == "1,088.11 Q0"
 
 
 def test_localized_no_units_no_si(application_with_one_connection, bob):