Fix typo in providers_manager.py (#40157)

Signed-off-by: Kacper Muda <mudakacper@gmail.com>

airflow/providers_manager.py

@@ -523,7 +523,7 @@ def initialize_providers_filesystems(self):
         self._discover_filesystems()
 
     @provider_info_cache("dataset_uris")
-    def initializa_providers_dataset_uri_handlers(self):
+    def initialize_providers_dataset_uri_handlers(self):
         """Lazy initialization of provider dataset URI handlers."""
         self.initialize_providers_list()
         self._discover_dataset_uri_handlers()
@@ -1291,7 +1291,7 @@ def filesystem_module_names(self) -> list[str]:
 
     @property
     def dataset_uri_handlers(self) -> dict[str, Callable[[SplitResult], SplitResult]]:
-        self.initializa_providers_dataset_uri_handlers()
+        self.initialize_providers_dataset_uri_handlers()
         return self._dataset_uri_handlers
 
     @property