build(deps): bump apprise from 1.7.1 to 1.7.6

Bumps [apprise](https://github.com/caronc/apprise) from 1.7.1 to 1.7.6.
- [Release notes](https://github.com/caronc/apprise/releases)
- [Commits](caronc/apprise@v1.7.1...v1.7.6)

---
updated-dependencies:
- dependency-name: apprise
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

setup.cfg

@@ -53,7 +53,7 @@ python_requires = >=3.8
 # new major versions. This works if the required packages follow Semantic Versioning.
 # For more information, check out https://semver.org/.
 install_requires =
-    apprise==1.7.1
+    apprise==1.7.6
     aiosmtpd==1.4.4.post2
     PyYAML==6.0.1