setting head_sha value to context.sha instead of github.context.sha

.github/workflows/pr-validate.yaml

@@ -59,6 +59,7 @@ jobs:
               const { data: result } = await github.rest.checks.create({
                 ...context.repo,
                 name: process.env.validate_job_name,
+                head_sha: context.sha,
                 status: 'completed',
                 conclusion: process.env.conclusion,
                 details_url: url,