fixup! gh-136728: Combine OpenSSL and AWS-LC CI configurations

AWS-LC 1.68.0 is already out, might as well use it.

Author: zware

.github/workflows/build.yml

@@ -276,7 +276,7 @@ jobs:
           - { name: openssl, version: 3.5.5 }
           - { name: openssl, version: 3.6.1 }
           ## AWS-LC
-          - { name: aws-lc, version: 1.67.0 }
+          - { name: aws-lc, version: 1.68.0 }
     env:
       SSLLIB_VER: ${{ matrix.ssllib.version }}
       MULTISSL_DIR: ${{ github.workspace }}/multissl

Tools/ssl/multissltests.py

@@ -64,7 +64,7 @@
 ]
 
 AWSLC_RECENT_VERSIONS = [
-    "1.67.0",
+    "1.68.0",
 ]
 
 # store files in ../multissl