Revert "Bump dayjs from 1.8.15 to 1.8.20 (#1881)"

This reverts commit 776bbe74ab1a14b2bc6b6eb89852664d94d2e8bb.

package-lock.json

@@ -7539,9 +7539,9 @@
 			"dev": true
 		},
 		"dayjs": {
-			"version": "1.8.20",
-			"resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.8.20.tgz",
-			"integrity": "sha512-mH0MCDxw6UCGJYxVN78h8ugWycZAO8thkj3bW6vApL5tS0hQplIDdAQcmbvl7n35H0AKdCJQaArTrIQw2xt4Qg==",
+			"version": "1.8.15",
+			"resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.8.15.tgz",
+			"integrity": "sha512-HYHCI1nohG52B45vCQg8Re3hNDZbMroWPkhz50yaX7Lu0ATyjGsTdoYZBpjED9ar6chqTx2dmSmM8A51mojnAg==",
 			"dev": true
 		},
 		"debounce": {