build: update publishing scripts

Author: bconlon1

.github/workflows/publish-curseforge.yml

@@ -11,10 +11,10 @@ jobs:
     - uses: actions/setup-java@v3
       with:
         distribution: temurin
-        java-version: 17
+        java-version: 21
     - uses: gradle/gradle-build-action@v2.4.2
       with:
-        gradle-version: 7.3
+        gradle-version: wrapper
     - name: Publish build
       env:
         CURSEFORGE_TOKEN: ${{ secrets.CURSEFORGE_TOKEN }}

.github/workflows/publish-modrinth.yml

@@ -11,10 +11,10 @@ jobs:
     - uses: actions/setup-java@v3
       with:
         distribution: temurin
-        java-version: 17
+        java-version: 21
     - uses: gradle/gradle-build-action@v2.4.2
       with:
-        gradle-version: 7.3
+        gradle-version: wrapper
     - name: Publish build
       env:
         MODRINTH_TOKEN: ${{ secrets.MODRINTH_TOKEN }}