Test on LibreSSL 3.4 and 3.5

Author: jeremyevans

.github/workflows/test.yml

@@ -77,8 +77,10 @@ jobs:
           - openssl-1.1.1l
           - openssl-3.0.1
           - libressl-3.1.5 # EOL
-          - libressl-3.2.6
-          - libressl-3.3.4
+          - libressl-3.2.7
+          - libressl-3.3.5
+          - libressl-3.4.2
+          - libressl-3.5.0
     steps:
       - name: repo checkout
         uses: actions/checkout@v2