chore(deps): bump JDA from 5.0.0-alpha.18 to 5.0.0-alpha.19

Bumps [JDA](https://github.com/DV8FromTheWorld/JDA) from 5.0.0-alpha.18 to 5.0.0-alpha.19.
- [Release notes](https://github.com/DV8FromTheWorld/JDA/releases)
- [Commits](discord-jda/JDA@v5.0.0-alpha.18...v5.0.0-alpha.19)

---
updated-dependencies:
- dependency-name: net.dv8tion:JDA
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -59,7 +59,7 @@
         <dependency>
             <groupId>net.dv8tion</groupId>
             <artifactId>JDA</artifactId>
-            <version>5.0.0-alpha.18</version>
+            <version>5.0.0-alpha.19</version>
         </dependency>
     </dependencies>