Add bcachefs command compatibility symlink

[bcachefs-tools-debian] / bcachefs

diff --git a/bcachefs b/bcachefs
new file mode 120000 (symlink)
index 0000000..a0c00b7
--- /dev/null
+++ b/bcachefs
@@ -0,0 +1 @@
+target/release/bcachefs
\ No newline at end of file