If OpenSSL version 3.0 is used, find_package doesn't find the version

Set it to 3.0.13 for now

--- CMakeLists.txt.orig	2023-06-05 10:32:02.987339061 +0200
+++ CMakeLists.txt	2023-06-05 10:33:12.007756629 +0200
@@ -65,6 +65,10 @@
     if (NOT DEFINED OPENSSL_CRYPTO_LIBRARIES)
       set(OPENSSL_CRYPTO_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY})
     endif (NOT DEFINED OPENSSL_CRYPTO_LIBRARIES)
+    # May not detect version for 3.0
+    if (NOT DEFINED OPENSSL_VERSION)
+      set(OPENSSL_VERSION "3.0.13")
+    endif (NOT DEFINED OPENSSL_VERSION)
   else (OPENSSL_FOUND)
     find_package(GCrypt)
     if (NOT GCRYPT_FOUND)
