Removed AppPlatform submodules

Author: d2dyno1

.gitmodules

@@ -3,10 +3,4 @@
 	url = https://github.com/securefolderfs-community/nwebdav.git
 [submodule "lib/Tmds.Fuse"]
 	path = lib/Tmds.Fuse
-	url = https://github.com/securefolderfs-community/Tmds.Fuse
-[submodule "src/Platforms/SecureFolderFS.AppPlatform"]
-	path = src/Platforms/SecureFolderFS.AppPlatform
-	url = git@github.com:securefolderfs-community/SecureFolderFS.AppPlatform.git
-[submodule "src/Platforms/SecureFolderFS.AppPlatform.Server"]
-	path = src/Platforms/SecureFolderFS.AppPlatform.Server
-	url = git@github.com:securefolderfs-community/SecureFolderFS.AppPlatform.Server.git
+	url = https://github.com/securefolderfs-community/Tmds.Fuse