Resolve "Better SVG Usage in the Frontend"

.eslintignore

app/assets/images/icons.json

app/assets/images/icons.svg

app/assets/images/illustrations/issues.svg

app/assets/images/illustrations/labels.svg

app/assets/images/illustrations/merge_requests.svg

...ssets/images/illustrations/monitoring/getting_started.svg

app/assets/images/illustrations/monitoring/loading.svg

...ets/images/illustrations/monitoring/unable_to_connect.svg

app/assets/images/illustrations/pipelines_empty.svg

app/assets/images/illustrations/pipelines_failed.svg

app/assets/images/illustrations/priority_labels.svg

app/assets/images/illustrations/todos_all_done.svg

app/assets/images/illustrations/todos_empty.svg

app/assets/images/sprite.symbol.html

...assets/javascripts/boards/components/modal/empty_state.js

app/assets/javascripts/boards/components/modal/index.js

app/assets/javascripts/boards/components/modal/list.js

app/assets/javascripts/commit/pipelines/pipelines_bundle.js

app/assets/javascripts/commit/pipelines/pipelines_table.vue