Update README.md

Add note about windows problems

Author: lukaszsamson

README.md

@@ -112,7 +112,7 @@ ElixirLS generally aims to support the last 3 released versions of Elixir and th
 |      24      |   1.13 - 1.15   |        Yes        |                            None                            |
 |      25      |  1.13.4 - 1.15  |        Yes        |                            None                            |
 | 26.0.0 - 26.0.1 |       any       |        No         | [#886](https://github.com/elixir-lsp/elixir-ls/issues/886) |
-|   >= 26.0.2  |  1.14.5 - 1.15  |        Yes        |                            None                            |
+|   >= 26.0.2  |  1.14.5 - 1.15  |    *nix only       |                  https://github.com/elixir-lsp/elixir-ls/issues/927                            |
 
 ### Version management