Core Update 173: Ship curl

Signed-off-by: Peter Müller <peter.mueller@ipfire.org>

diff --git a/config/rootfiles/core/173/filelists/curl b/config/rootfiles/core/173/filelists/curl
new file mode 120000 (symlink)
index 0000000..4b84bef
--- /dev/null
+++ b/config/rootfiles/core/173/filelists/curl
@@ -0,0 +1 @@
+../../../common/curl
\ No newline at end of file