Fix typos in graph DFS docs

Signed-off-by: Matthias Wende <[email protected]>

Author: matthias-wende-frequenz

src/frequenz/sdk/microgrid/_graph.py

@@ -276,7 +276,7 @@ def dfs(
         """
         Search for components that fulfill the condition in the Graph.
 
-        DFS is used for searching the graph. The graph travarsal is stopped
+        DFS is used for searching the graph. The graph traversal is stopped
         once a component fulfills the condition.
 
         Args:
@@ -285,7 +285,7 @@ def dfs(
             condition: The condition function to check for.
 
         Returns:
-            A set of component ids where the coresponding components fulfill
+            A set of component ids where the corresponding components fulfill
             the condition function.
         """