Add time range buttons (1H/6H/24H) to flow rate popup

Replace static tag-history binding with expression binding using
runScript to call flowrate.queryHistory(), which dynamically queries
tag history based on the selected time range. Buttons highlight
blue when active, grey when inactive.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

projects/watermeter/ignition/script-python/flowrate/resource.json

@@ -0,0 +1,16 @@
+{
+  "scope": "A",
+  "version": 1,
+  "restricted": false,
+  "overridable": true,
+  "files": [
+    "code.py"
+  ],
+  "attributes": {
+    "lastModification": {
+      "actor": "dohertj2",
+      "timestamp": "2026-02-22T00:00:00Z"
+    },
+    "hintScope": 2
+  }
+}