Update backup badge to passed (nightly)

lightningd · lightningd · commit c0d426ee8d3a · 2026-04-15T06:19:16.000Z
diff --git a/.badges/backup_nightly.json b/.badges/backup_nightly.json
@@ -1 +1 @@
-{"schemaVersion": 1, "label": "", "message": "\u2717", "color": "red"}
+{"schemaVersion": 1, "label": "", "message": "\u2714", "color": "green"}

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-{"schemaVersion": 1, "label": "", "message": "\u2717", "color": "red"}`
	`1`	`+{"schemaVersion": 1, "label": "", "message": "\u2714", "color": "green"}`