release(v1.7.7): prepare release

This is the official v1.7.7 release.

Signed-off-by: Andrey Smirnov <andrey.smirnov@siderolabs.com>

CHANGELOG.md

@@ -1,3 +1,38 @@
+## [overlays 1.7.7](https://github.com/siderolabs/overlays/releases/tag/v1.7.7) (2024-09-26)
+
+Welcome to the v1.7.7 release of overlays!
+
+
+
+Please try out the release binaries and report any issues at
+https://github.com/siderolabs/overlays/issues.
+
+### SBC support
+
+Initial support for the following overlays:
+
+* [Raspberry Pi](https://github.com/siderolabs/sbc-raspberrypi/)
+* [RockChip](https://github.com/siderolabs/sbc-rockchip/)
+* [Jetson](https://github.com/siderolabs/sbc-jetson/)
+* [Allwinner](https://github.com/siderolabs/sbc-allwinner/)
+
+
+### Contributors
+
+
+### Changes
+<details><summary>0 commit</summary>
+<p>
+
+</p>
+</details>
+
+### Dependency Changes
+
+This release has no dependency changes
+
+Previous release can be found at [v1.7.6](https://github.com/siderolabs/overlays/releases/tag/v1.7.6)
+
 ## [overlays 1.7.6](https://github.com/siderolabs/overlays/releases/tag/v1.7.6) (2024-08-06)
 
 Welcome to the v1.7.6 release of overlays!

hack/release.toml

@@ -5,7 +5,7 @@ project_name = "overlays"
 github_repo = "siderolabs/overlays"
 match_deps = "^github.com/(siderolabs/[a-zA-Z0-9-]+)$"
 
-previous = "v1.7.5"
+previous = "v1.7.6"
 pre_release = false
 
 [notes]