fix(paper/admin): missing 1.19 JDK version

Took 6 minutes

Author: Doc94

src/content/docs/paper/admin/getting-started/getting-started.mdx

@@ -17,8 +17,8 @@ Paper requires at least **Java 21** to run, which [is easy to download and insta
 | 1.7.10 to 1.11    | Java 8                   |
 | 1.12 to 1.16.4    | Java 11                  |
 | 1.16.5            | Java 16                  |
-| 1.17 to 1.18      | Java 17                  |
-| 1.20.5 to 1.21.11 | Java 21                  |
+| 1.17 to 1.19      | Java 17                  |
+| 1.20 to 1.21.11   | Java 21                  |
 | 26.1+             | Java 25                  |
 
 ## Downloading Paper