[docs] Update release schedule table after v6 stable (#43726)

Signed-off-by: Sahil Agarwal <sahil-ag@users.noreply.github.com>
Signed-off-by: Sycamore <71297412+samuelsycamore@users.noreply.github.com>
Co-authored-by: Eng Zer Jun <engzerjun@gmail.com>
Co-authored-by: Sycamore <71297412+samuelsycamore@users.noreply.github.com>

docs/src/pages/versions/versions.md

@@ -62,8 +62,8 @@ In general, you can expect the following release cycle:
 
 | Date           | Version | Status       |
 | :------------- | :------ | :----------- |
-| Q4 2024        | v7.0.0  | Work started |
-| Q2 2024        | v6.0.0  | Work started |
+| 2025           | v7.0.0  | Work started |
+| August 2024    | v6.0.0  | Released     |
 | September 2021 | v5.0.0  | Released     |
 | May 2019       | v4.0.0  | Released     |
 | September 2018 | v3.0.0  | Released     |