Update matrix-nio requirement from ~=0.24 to ~=0.25

Updates the requirements on [matrix-nio](https://github.com/poljar/matrix-nio) to permit the latest version.
- [Changelog](https://github.com/matrix-nio/matrix-nio/blob/main/CHANGELOG.md)
- [Commits](matrix-nio/matrix-nio@0.24.0...0.25.0)

---
updated-dependencies:
- dependency-name: matrix-nio
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -1,4 +1,4 @@
-matrix-nio~=0.24
+matrix-nio~=0.25
 marko==2.*
 python-magic~=0.4
 blurhash-python~=1.2