Remove duplicate perl package

Author: atoomic

.github/workflows/testsuite.yml

@@ -65,8 +65,8 @@ jobs:
       - name: Install dependencies
         run: |
           (apt-get update &&
-          apt-get install -y openssl perl make gcc libssl-dev perl sudo curl) ||
-          (yum install --skip-broken -y openssl perl make gcc openssl-devel perl sudo curl)
+          apt-get install -y openssl perl make gcc libssl-dev sudo curl) ||
+          (yum install --skip-broken -y openssl perl make gcc openssl-devel sudo curl)
       - run: openssl version
       - run: perl -V
       - name: uses install-with-cpm