Update ghc version support docs

Author: wz1000

Diff for: docs/support/ghc-version-support.md

@@ -18,7 +18,8 @@ Support status (see the support policy below for more details):
 | GHC version  | Last supporting HLS version                                                          | Support status                                                              |
 |--------------|--------------------------------------------------------------------------------------|-----------------------------------------------------------------------------|
 | 9.8.1        | [latest](https://github.com/haskell/haskell-language-server/releases/latest)         | initial support                                                             |
-| 9.6.3        | [latest](https://github.com/haskell/haskell-language-server/releases/latest)         | full support                                                                |
+| 9.6.4        | [latest](https://github.com/haskell/haskell-language-server/releases/latest)         | full support                                                                |
+| 9.6.3        | [2.5.0.0](https://github.com/haskell/haskell-language-server/releases/tag/2.5.0.0)   | full support                                                                |
 | 9.6.2        | [2.2.0.0](https://github.com/haskell/haskell-language-server/releases/tag/2.2.0.0)   | deprecated                                                                  |
 | 9.6.1        | [2.0.0.0](https://github.com/haskell/haskell-language-server/releases/tag/2.0.0.0)   | deprecated                                                                  |
 | 9.4.8        | [latest](https://github.com/haskell/haskell-language-server/releases/latest)         | full support                                                                |