Fix GitHub Actions publishing parameters

- Change duplicate -PmavenCentralUsername to -PmavenCentralPassword
- This was causing publishing failures due to missing mavenCentralPassword parameter

Author: runningcode

.github/workflows/gradle-build.yml

@@ -18,7 +18,7 @@ jobs:
       run: ./gradlew assembleDebug assembleDebugAndroidTest printYml check :fladle-plugin:check
     - name: Publish Marker Snapshot
       if: ${{ github.ref == 'refs/heads/master' && github.event_name != 'pull_request' }}
-      run: ./gradlew :fladle-plugin:publishFladlePluginMarkerMavenPublicationToMavenCentralRepository :fladle-plugin:publishFulladlePluginMarkerMavenPublicationToMavenCentralRepository -Pfladle.releaseMode -PmavenCentralUsername=${{ secrets.SONATYPE_USERNAME }} -PmavenCentralUsername=${{ secrets.SONATYPE_PASSWORD }}
+      run: ./gradlew :fladle-plugin:publishFladlePluginMarkerMavenPublicationToMavenCentralRepository :fladle-plugin:publishFulladlePluginMarkerMavenPublicationToMavenCentralRepository -Pfladle.releaseMode -PmavenCentralUsername=${{ secrets.SONATYPE_USERNAME }} -PmavenCentralPassword=${{ secrets.SONATYPE_PASSWORD }}
     - name: Publish Plugin Snapshot
       if: ${{ github.ref == 'refs/heads/master' && github.event_name != 'pull_request' }}
-      run: ./gradlew :fladle-plugin:publishPluginMavenPublicationToMavenCentralRepository -Pfladle.releaseMode -PmavenCentralUsername=${{ secrets.SONATYPE_USERNAME }} -PmavenCentralUsername=${{ secrets.SONATYPE_PASSWORD }}
+      run: ./gradlew :fladle-plugin:publishPluginMavenPublicationToMavenCentralRepository -Pfladle.releaseMode -PmavenCentralUsername=${{ secrets.SONATYPE_USERNAME }} -PmavenCentralPassword=${{ secrets.SONATYPE_PASSWORD }}