Fix typos discovered by codespell

tests/strategy/test_interface.py

@@ -81,7 +81,7 @@ def test_returns_latest_signal(ohlcv_history):
     assert _STRATEGY.get_entry_signal('ETH/BTC', '5m', mocked_history) == (None, None)
 
     _STRATEGY.config['trading_mode'] = 'futures'
-    # Short signal get's ignored as can_short is not set.
+    # Short signal gets ignored as can_short is not set.
     assert _STRATEGY.get_entry_signal('ETH/BTC', '5m', mocked_history) == (None, None)
 
     _STRATEGY.can_short = True

tests/strategy/test_strategy_helpers.py

@@ -253,7 +253,7 @@ def test_stoploss_from_open(side, profitrange):
 
                     assert stoploss >= 0
                     # Technically the formula can yield values greater than 1 for shorts
-                    # eventhough it doesn't make sense because the position would be liquidated
+                    # even though it doesn't make sense because the position would be liquidated
                     if side == 'long':
                         assert stoploss <= 1