Disable nanoserver builds for 1.25rc1

Author: yosifkit

1.25-rc/windows/nanoserver-ltsc2022/Dockerfile

@@ -397,9 +397,7 @@
       "alpine3.22",
       "alpine3.21",
       "windows/windowsservercore-ltsc2025",
-      "windows/windowsservercore-ltsc2022",
-      "windows/nanoserver-ltsc2025",
-      "windows/nanoserver-ltsc2022"
+      "windows/windowsservercore-ltsc2022"
     ]
   },
   "1.24": {

1.25-rc/windows/nanoserver-ltsc2025/Dockerfile

@@ -248,11 +248,13 @@ for version in "${versions[@]}"; do
 					"ltsc2022",
 					empty
 				| "windows/windowsservercore-" + .),
-				(
-					"ltsc2025",
-					"ltsc2022",
-					empty
-				| "windows/nanoserver-" + .)
+				if .version != "1.25rc1" then
+					(
+						"ltsc2025",
+						"ltsc2022",
+						empty
+					| "windows/nanoserver-" + .)
+				else empty end
 			else empty end
 		],
 	}