fix(opentelemetry): migration exception when upgrading from below version 3.3 to 3.7

[ms2008]

Summary

The migration job try to reset config.queue.max_batch_size of opentelemetry plugin. However the config.queue field has only been introduced since 3.3.

This means that if users are upgrading from a version below 3.3 to 3.7, they will encounter kong migrations finish terminates unsuccessfully with the error:

kong@943321e5c877:/$ kong migrations finish
migrating opentelemetry on database 'kong'...
Error: [PostgreSQL error] cluster_mutex callback threw an error: /usr/local/share/lua/5.1/kong/cmd/utils/migrations.lua:174: [PostgreSQL error] failed to run migration '001_331_to_332' teardown: ./opentelemetry/migrations/001_331_to_332.lua:14: attempt to index field 'queue' (a nil value)
stack traceback:
	./opentelemetry/migrations/001_331_to_332.lua:14: in function 'fixup_fn'
	...are/lua/5.1/kong/db/migrations/operations/331_to_332.lua:48: in function <...are/lua/5.1/kong/db/migrations/operations/331_to_332.lua:35>
	[C]: in function 'xpcall'
	/usr/local/share/lua/5.1/kong/db/init.lua:595: in function 'run_migrations'
	/usr/local/share/lua/5.1/kong/cmd/utils/migrations.lua:174: in function </usr/local/share/lua/5.1/kong/cmd/utils/migrations.lua:158>
	[C]: in function 'xpcall'
	/usr/local/share/lua/5.1/kong/db/init.lua:408: in function </usr/local/share/lua/5.1/kong/db/init.lua:358>
	[C]: in function 'pcall'
	/usr/local/share/lua/5.1/kong/concurrency.lua:66: in function 'cluster_mutex'
	/usr/local/share/lua/5.1/kong/cmd/utils/migrations.lua:158: in function 'finish'
	/usr/local/share/lua/5.1/kong/cmd/migrations.lua:332: in function 'cmd_exec'
	/usr/local/share/lua/5.1/kong/cmd/init.lua:38: in function </usr/local/share/lua/5.1/kong/cmd/init.lua:38>
	[C]: in function 'xpcall'
	/usr/local/share/lua/5.1/kong/cmd/init.lua:38: in function </usr/local/share/lua/5.1/kong/cmd/init.lua:22>
	(command line -e):7: in function 'inline_gen'
	init_worker_by_lua(nginx.conf:157):44: in function <init_worker_by_lua(nginx.conf:157):43>
	[C]: in function 'xpcall'
	init_worker_by_lua(nginx.conf:157):52: in function <init_worker_by_lua(nginx.conf:157):50>
stack traceback:
	[C]: in function 'assert'
	/usr/local/share/lua/5.1/kong/cmd/utils/migrations.lua:174: in function </usr/local/share/lua/5.1/kong/cmd/utils/migrations.lua:158>
	[C]: in function 'xpcall'
	/usr/local/share/lua/5.1/kong/db/init.lua:408: in function </usr/local/share/lua/5.1/kong/db/init.lua:358>
	[C]: in function 'pcall'
	/usr/local/share/lua/5.1/kong/concurrency.lua:66: in function 'cluster_mutex'
	/usr/local/share/lua/5.1/kong/cmd/utils/migrations.lua:158: in function 'finish'
	/usr/local/share/lua/5.1/kong/cmd/migrations.lua:332: in function 'cmd_exec'
	/usr/local/share/lua/5.1/kong/cmd/init.lua:38: in function </usr/local/share/lua/5.1/kong/cmd/init.lua:38>
	[C]: in function 'xpcall'
	/usr/local/share/lua/5.1/kong/cmd/init.lua:38: in function </usr/local/share/lua/5.1/kong/cmd/init.lua:22>
	(command line -e):7: in function 'inline_gen'
	init_worker_by_lua(nginx.conf:157):44: in function <init_worker_by_lua(nginx.conf:157):43>
	[C]: in function 'xpcall'
	init_worker_by_lua(nginx.conf:157):52: in function <init_worker_by_lua(nginx.conf:157):50>

  Run with --v (verbose) or --vv (debug) for more details

Checklist

• The Pull Request has tests
• A changelog file has been created under changelog/unreleased/kong or skip-changelog label added on PR if changelog is unnecessary. README.md
• There is a user-facing docs PR against https://github.com/Kong/docs.konghq.com - PUT DOCS PR HERE

Issue reference

Fix FTI-6109

[team-gateway-bot]

Cherry-pick failed for master, because it was unable to cherry-pick the commit(s).

Please cherry-pick the changes locally.

git remote add upstream https://github.com/kong/kong-ee
git fetch upstream master
git worktree add -d .worktree/cherry-pick-13391-to-master-to-upstream upstream/master
cd .worktree/cherry-pick-13391-to-master-to-upstream
git checkout -b cherry-pick-13391-to-master-to-upstream
ancref=$(git merge-base 5576c64e19fe617ea327db6a0436174d77b0ed36 101a86134c5f9563b7f0c1eddc38c023ab0417e1)
git cherry-pick -x $ancref..101a86134c5f9563b7f0c1eddc38c023ab0417e1