Apply ruff/tryceratops rule TRY300

TRY300 Consider moving this statement to an `else` block

Author: DimitriPapadopoulos

src/zarr/group.py

@@ -424,9 +424,10 @@ async def contains(self, member: str) -> bool:
         # TODO: this can be made more efficient.
         try:
             await self.getitem(member)
-            return True
         except KeyError:
             return False
+        else:
+            return True
 
     # todo: decide if this method should be separate from `groups`
     async def group_keys(self) -> AsyncGenerator[str, None]:

src/zarr/store/remote.py

@@ -105,7 +105,6 @@ async def get(
                     else self._fs._cat_file(path)
                 )
             )
-            return value
 
         except self.allowed_exceptions:
             return None
@@ -114,6 +113,8 @@ async def get(
                 # this is an s3-specific condition we probably don't want to leak
                 return prototype.buffer.from_bytes(b"")
             raise
+        else:
+            return value
 
     async def set(
         self,