fix: remove notification failure policy log record when prevent posting is set #2189

Job	Run time
Linting and tests / Lint entire project	1m 17s
Linting and tests / Lint, test, and build frontend	1m 34s
Linting and tests / Test technical documentation	21s
Linting and tests / Lint database migrations	1m 14s
Linting and tests / Backend Tests: MySQL + RabbitMQ (RBAC enabled: True)	4m 9s
Linting and tests / Backend Tests: Plugin	49s
Linting and tests / Backend Tests: PostgreSQL + RabbitMQ (RBAC enabled: True)	4m 9s
Linting and tests / Backend Tests: MySQL + RabbitMQ (RBAC enabled: False)	3m 55s
Linting and tests / Backend Tests: PostgreSQL + RabbitMQ (RBAC enabled: False)	24m 57s
Linting and tests / Helm Chart Unit Tests	19s
Linting and tests / mypy	1m 34s
Linting and tests / Backend Tests: SQLite + Redis (RBAC enabled: True)	3m 42s
Linting and tests / Unit tests - Migrators	24s
Linting and tests / Backend Tests: SQLite + Redis (RBAC enabled: False)	3m 38s
Snyk security scan / Snyk security scan	1m 23s
Linting and tests / Standard e2e tests (10.3.0) / Grafana: 10.3.0	8m 8s
Linting and tests / Standard e2e tests (11.2.0) / Grafana: 11.2.0	7m 44s
Linting and tests / Standard e2e tests (latest) / Grafana: latest	8m 7s
	1h 17m 24s

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