src: remove nc*

Signed-off-by: Jean Privat <jean@pryen.org>

diff --git a/src/nc2 b/src/nc2
deleted file mode 120000 (symlink)
index decddd6..0000000
--- a/src/nc2
+++ /dev/null
@@ -1 +0,0 @@
-nc
\ No newline at end of file

diff --git a/src/nc3 b/src/nc3
deleted file mode 120000 (symlink)
index decddd6..0000000
--- a/src/nc3
+++ /dev/null
@@ -1 +0,0 @@
-nc
\ No newline at end of file

diff --git a/src/nc4 b/src/nc4
deleted file mode 120000 (symlink)
index decddd6..0000000
--- a/src/nc4
+++ /dev/null
@@ -1 +0,0 @@
-nc
\ No newline at end of file