build(deps): bump third-party/build-deps from c08f69d to cd7d45a (#5056)

* build(deps): bump third-party/build-deps from `c08f69d` to `cd7d45a`

Bumps [third-party/build-deps](https://github.com/LizardByte/build-deps) from `c08f69d` to `cd7d45a`.
- [Release notes](https://github.com/LizardByte/build-deps/releases)
- [Commits](https://github.com/LizardByte/build-deps/compare/c08f69db10450bd06cf79045e79b9179c99bae70...cd7d45a4a1916d7949046162d81e859112ad3ab1)

---
updated-dependencies:
- dependency-name: third-party/build-deps
  dependency-version: cd7d45a4a1916d7949046162d81e859112ad3ab1
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

* Update FFmpeg flatpak sources to v2026.425

Bump the FFmpeg prebuilt artifacts used by the Flatpak module to release v2026.425.130933. Updated download URLs and SHA256 checksums for x86_64 and aarch64 builds (dest-filename remains ffmpeg.tar.gz). No other changes.

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: ReenigneArcher <42013603+ReenigneArcher@users.noreply.github.com>

packaging/linux/flatpak/modules/ffmpeg.json

@@ -8,8 +8,8 @@
   "sources": [
     {
       "type": "file",
-      "url": "https://github.com/LizardByte/build-deps/releases/download/v2026.323.141148/Linux-x86_64-ffmpeg.tar.gz",
-      "sha256": "66319706a94d1607492e6ebc51060918fce51197d589cac313de8c532143a184",
+      "url": "https://github.com/LizardByte/build-deps/releases/download/v2026.425.130933/Linux-x86_64-ffmpeg.tar.gz",
+      "sha256": "5b166350b423180646755abb551a8d378dfd9ccdc135e830e297eb0322959a29",
       "dest-filename": "ffmpeg.tar.gz",
       "only-arches": [
         "x86_64"
@@ -23,8 +23,8 @@
     },
     {
       "type": "file",
-      "url": "https://github.com/LizardByte/build-deps/releases/download/v2026.323.141148/Linux-aarch64-ffmpeg.tar.gz",
-      "sha256": "c955e6dba2cf62b4b3c954e0da378db47233fa7bef09ab9c86b4656d2c08378c",
+      "url": "https://github.com/LizardByte/build-deps/releases/download/v2026.425.130933/Linux-aarch64-ffmpeg.tar.gz",
+      "sha256": "666e6b002153cafeaafb5ec81e6d2b435cf30688f517a6113257a67bcfeab2f7",
       "dest-filename": "ffmpeg.tar.gz",
       "only-arches": [
         "aarch64"