disable jdk9 check too

Author: Roiocam

.github/workflows/nightly-builds.yml

@@ -200,15 +200,15 @@ jobs:
             "++ ${{ matrix.scalaVersion }} ;publishLocal;publishM2"
 
       - name: Install scala-cli
-        if: ${{ matrix.javaVersion == 11 }}
+        if: ${{ matrix.javaVersion == 11 && matrix.pekkoVersion != '1.0.x'}}
         run: |-
           curl -sS "https://virtuslab.github.io/scala-cli-packages/KEY.gpg" | sudo gpg --dearmor  -o /etc/apt/trusted.gpg.d/scala-cli.gpg 2>/dev/null
           sudo curl -s --compressed -o /etc/apt/sources.list.d/scala_cli_packages.list "https://virtuslab.github.io/scala-cli-packages/debian/scala_cli_packages.list"
           sudo apt update
           sudo apt install scala-cli
 
       - name: Use Scala-CLI to verify jdk 9 classes
-        if: ${{ matrix.javaVersion == 11 }}
+        if: ${{ matrix.javaVersion == 11 && matrix.pekkoVersion != '1.0.x'}}
         run: |-
           chmod +x .github/workflows/verify-jdk9-classes.sh
           .github/workflows/verify-jdk9-classes.sh