chore: Add conan.lock to workflow file checks (#5769)

* Add conan.lock to workflow file checks
* Add conan.lock to on-trigger.yml

.github/workflows/on-pr.yml

@@ -75,6 +75,7 @@ jobs:
             tests/**
             CMakeLists.txt
             conanfile.py
+            conan.lock
       - name: Check whether to run
         # This step determines whether the rest of the workflow should
         # run. The rest of the workflow will run if this job runs AND at

.github/workflows/on-trigger.yml

@@ -32,6 +32,7 @@ on:
       - "tests/**"
       - "CMakeLists.txt"
       - "conanfile.py"
+      - "conan.lock"
 
   # Run at 06:32 UTC on every day of the week from Monday through Friday. This
   # will force all dependencies to be rebuilt, which is useful to verify that