Fix stat number keys in legacy battle stats view

public/images/ui/legacy/pbinfo_stat_numbers.json

@@ -10,7 +10,7 @@
 			"scale": 1,
 			"frames": [
 				{
-					"filename": "+1",
+					"filename": "1",
 					"rotated": false,
 					"trimmed": false,
 					"sourceSize": {
@@ -31,7 +31,7 @@
 					}
 				},
 				{
-					"filename": "+2",
+					"filename": "2",
 					"rotated": false,
 					"trimmed": false,
 					"sourceSize": {
@@ -52,7 +52,7 @@
 					}
 				},
 				{
-					"filename": "+3",
+					"filename": "3",
 					"rotated": false,
 					"trimmed": false,
 					"sourceSize": {
@@ -73,7 +73,7 @@
 					}
 				},
 				{
-					"filename": "+4",
+					"filename": "4",
 					"rotated": false,
 					"trimmed": false,
 					"sourceSize": {
@@ -94,7 +94,7 @@
 					}
 				},
 				{
-					"filename": "+5",
+					"filename": "5",
 					"rotated": false,
 					"trimmed": false,
 					"sourceSize": {
@@ -115,7 +115,7 @@
 					}
 				},
 				{
-					"filename": "+6",
+					"filename": "6",
 					"rotated": false,
 					"trimmed": false,
 					"sourceSize": {