message: Fix the 0.6 MSRV as 1.41
diff: @@ -4,7 +4,7 @@ Version 0.6.0 (2021-07-04)
  Breaking changes
  ----------------
  -- MSRV is now 1.14 (`#444`_).
  +- MSRV is now 1.41 (`#444`_).
  - Removed the ``NodeCompactIndexable`` trait impl for ``MatrixGraph`` (`#429`_).
  - The ``IntoEdges::edges`` implementations are now required return edges with the passed node as source (`#433`_).
  