refactor: make display_order again part of the definition version content hash

[j0g3sc]

No description provided.

[github-actions]

📊 Test Coverage

Scope	Coverage
Unit tests (mock client)	75.0%
Combined (unit + acceptance)	80.6% — ✅ acceptance passed

Uncovered functions (combined run)

github.com/meshcloud/terraform-provider-meshstack/client/api_key_permissions.go:225:							AllApiKeyPermissions					0.0%
github.com/meshcloud/terraform-provider-meshstack/client/buildingblock.go:97:								Delete							0.0%
github.com/meshcloud/terraform-provider-meshstack/client/client.go:48:									NewApiTokenAuthorization				0.0%
github.com/meshcloud/terraform-provider-meshstack/client/internal/logging.go:27:							Debug							0.0%
github.com/meshcloud/terraform-provider-meshstack/client/internal/logging.go:31:							Info							0.0%
github.com/meshcloud/terraform-provider-meshstack/client/internal/logging.go:35:							Warn							0.0%
github.com/meshcloud/terraform-provider-meshstack/client/internal/retry.go:228:								Close							0.0%
github.com/meshcloud/terraform-provider-meshstack/client/internal/retry.go:249:								Write							0.0%
github.com/meshcloud/terraform-provider-meshstack/client/project_group_binding.go:27:							Read							0.0%
github.com/meshcloud/terraform-provider-meshstack/client/project_group_binding.go:31:							Create							0.0%

Combined with go tool covdata merge over the unit and acceptance coverage data. The acceptance suite runs ./internal/provider against the live backend; coverage is attributed across all packages (-coverpkg=./...).

[grubmeshi]

LGTM, that was essentially all that was missing, indeed.