cli: clean up terminology

BUG=b:234871189, b:234871190, b:234871192
TEST=pass CQ

Change-Id: I0cdb13080e97abcc05ef3765ab26d358a121cc7c
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/chromite/+/3698924
Auto-Submit: Sloan Johnson <sloanjohnson@google.com>
Tested-by: Sloan Johnson <sloanjohnson@google.com>
Commit-Queue: Gilberto Contreras <gcontreras@google.com>
Reviewed-by: Gilberto Contreras <gcontreras@google.com>
diff --git a/cli/deploy.py b/cli/deploy.py
index 99459b7..0d023fe 100644
--- a/cli/deploy.py
+++ b/cli/deploy.py
@@ -1158,7 +1158,7 @@
     emerge_args: Extra arguments to pass to emerge.
     ssh_private_key: Path to an SSH private key file; None to use test keys.
     ping: True to ping the device before trying to connect.
-    force: Ignore sanity checks and prompts.
+    force: Ignore confidence checks and prompts.
     dry_run: Print deployment plan but do not deploy anything.
 
   Raises: