chore: update openapi (#8470)

open-api/immich-openapi-specs.json

@@ -8769,7 +8769,7 @@
             "type": "array"
           },
           "data": {
-            "type": "object"
+            "$ref": "#/components/schemas/OnThisDayDto"
           },
           "isSaved": {
             "type": "boolean"
@@ -8829,7 +8829,7 @@
             "type": "string"
           },
           "data": {
-            "type": "object"
+            "$ref": "#/components/schemas/OnThisDayDto"
           },
           "deletedAt": {
             "format": "date-time",
@@ -9110,6 +9110,17 @@
         ],
         "type": "object"
       },
+      "OnThisDayDto": {
+        "properties": {
+          "year": {
+            "type": "number"
+          }
+        },
+        "required": [
+          "year"
+        ],
+        "type": "object"
+      },
       "PartnerResponseDto": {
         "properties": {
           "avatarColor": {