style shorten observed range legend to 'Observed range'

Commit
b76107fffae5bcd579f8c1070312955f6058736c
Author
GPT-5 medium <codex@openai.com>
Author date
Committer
GPT-5 medium <codex@openai.com>
Committer date
roles/dashboard/public/js/dashboard/charts.js
index fdb0b6eb..525e4120 100644..100644
@@ -169,7 +169,7 @@
169 169 pointHoverRadius: 0
170 170 },
171 171 {
172 Removed: label: "Observed range (minimum–maximum)",
172 Added: label: "Observed range",
173 173 data: series.max,
174 174 borderColor: TRANSPARENT_CHART_COLOR,
175 175 backgroundColor: RAW_BAND_COLOR,