Fix Style/FrozenStringLiteralComment violations in scripts

.rubocop_manual_todo.yml

bin/secpick

scripts/flaky_examples/detect-new-flaky-examples

scripts/flaky_examples/prune-old-flaky-examples

scripts/gather-test-memory-data

scripts/generate-gems-memory-metrics-static

scripts/generate-gems-size-metrics-static

scripts/generate-memory-metrics-on-boot

scripts/generate-test-mapping

scripts/gitaly-test-build

scripts/gitaly-test-spawn

scripts/gitaly_test.rb

scripts/insert-rspec-profiling-data

scripts/lint-rugged

scripts/merge-html-reports

scripts/merge-reports

scripts/merge-simplecov

scripts/no-ee-check

scripts/pack-test-mapping

scripts/static-analysis