Update dependency io.github.manamiproject:modb-notify to v6.0.3

Author: renovate[bot]

gradle/libs.versions.toml

@@ -10,7 +10,7 @@ modb-anisearch = "4.0.3"
 modb-kitsu = "6.0.3"
 modb-livechart = "4.0.3"
 modb-myanimelist = "7.0.2"
-modb-notify = "6.0.2"
+modb-notify = "6.0.3"
 modb-test = "1.6.25"
 commons-text = "1.12.0"
 commons-lang3 = "3.17.0"