Update .netconfig to skip incoming SL.sln

Author: kzu

.netconfig

@@ -9,6 +9,9 @@
 [file "src/icon.png"]
 	url = https://github.com/devlooped/oss/blob/main/src/icon.png
 	skip
+[file "SponsorLink.sln"]
+	url = https://github.com/devlooped/oss/blob/main/SponsorLink.sln
+	skip
 [file ".github/ISSUE_TEMPLATE/config.yml"]
 	url = https://github.com/devlooped/oss/blob/main/.github/ISSUE_TEMPLATE/config.yml
 	skip