Alerting: Log alert warnings for obsolete notifiers when extracting alerts and remove spammy error (#28162) * Lower level of notification translation messages * API: Log alert warnings when saving dashboard * Remove spammy error * Rename function parameter * Apply suggestions from code review Co-authored-by: Arve Knudsen <arve.knudsen@gmail.com> * Apply suggestions from code review * Fix test * Change alertValidator return type * Small fix * Rename symbol * Revert "Rename symbol" This reverts commit 40b619b21a336a8f635daf7ef4241e44a03f0977. * Revert "Small fix" This reverts commit 2df8319d1d0e8b9e4a3d18b36711e3ff53e6fa81. * Revert "Change alertValidator return type" This reverts commit ad933863e32057cf02caabaa5799e3c14033770d. * Revert "Fix test" This reverts commit f728ece2db9d45e7a78d31992082700b3fb4931d. * Revert "Apply suggestions from code review" This reverts commit f35c5f52af06a60cc39c8adf1508dce5a9a67052. * Revert "Apply suggestions from code review" This reverts commit 7f95800c5f0f1a7b552b7124f5dbeba349cce1d8. * Revert "Rename function parameter" This reverts commit 95d3e75b00c110e3e355ba069dbcd89939c2bee2. * Revert "API: Log alert warnings when saving dashboard" This reverts commit 1ac5c3f281263a2cad5d4136589ce1ece706752b. * Conditionally log translation failures * Fix issue causing test to fail * Fix test * Log instead of propagating translations failures due to database errors Co-authored-by: Arve Knudsen <arve.knudsen@gmail.com>
