Fix runners to do their best to gracefully stop on pod eviction (#1759)

Ref #1535
Ref #1581

Signed-off-by: Yusuke Kuoka <[email protected]>

Makefile

@@ -117,7 +117,7 @@ generate: controller-gen
 
 # Run shellcheck on runner scripts
 shellcheck: shellcheck-install
-	$(TOOLS_PATH)/shellcheck --shell bash --source-path runner runner/*.bash runner/*.sh
+	$(TOOLS_PATH)/shellcheck --shell bash --source-path runner runner/*.sh
 
 docker-buildx:
 	export DOCKER_CLI_EXPERIMENTAL=enabled ;\
@@ -203,8 +203,8 @@ acceptance/deploy:
 acceptance/tests:
 	acceptance/checks.sh
 
-acceptance/runner/entrypoint:
-	cd test/entrypoint/ && bash test.sh
+acceptance/runner/startup:
+	cd test/startup/ && bash test.sh
 
 # We use -count=1 instead of `go clean -testcache`
 # See https://terratest.gruntwork.io/docs/testing-best-practices/avoid-test-caching/