fix another metainfo lint error

jcupitt · jcupitt · commit 20a6d2b27a87 · 2025-09-21T11:49:36.000+01:00
diff --git a/org.libvips.nip4.json b/org.libvips.nip4.json
@@ -408,7 +408,7 @@
                 {
                     "type" : "git",
                     "url" : "https://github.com/jcupitt/nip4.git",
-                    "tag" : "v9.0.13"
+                    "tag" : "v9.0.13-2"
                 }
             ]
         }
diff --git a/org.libvips.nip4.metainfo.xml b/org.libvips.nip4.metainfo.xml
@@ -43,7 +43,7 @@
 
   <screenshots>
 
-    <screenshot>
+    <screenshot type="default">
       <image>https://raw.githubusercontent.com/jcupitt/nip4/master/images/shot1.png</image>
       <caption>The CHARISMA workspace for museum technical imaging</caption>
     </screenshot>

Original file line number	Diff line number	Diff line change
`@@ -408,7 +408,7 @@`
`408`	`408`	`{`
`409`	`409`	`"type" : "git",`
`410`	`410`	`"url" : "https://github.com/jcupitt/nip4.git",`
`411`		`- "tag" : "v9.0.13"`
	`411`	`+ "tag" : "v9.0.13-2"`
`412`	`412`	`}`
`413`	`413`	`]`
`414`	`414`	`}`