cli: basic-integrity minor action description fix (ref. #66)

plugins/basic-integrity/cli.js

@@ -160,7 +160,7 @@ const pluginActions = {
                 description: "paths of files to be processed"
             },
             algorithm: {
-                description: "SubtleCrypto.digest-compatible algorithm names to use to calculate digests (default: \"SHA-256\")",
+                description: "SubtleCrypto.digest-compatible algorithm names to use when calculating digests (default: \"SHA-256\")",
                 collect: true,
                 string: true,
                 default: "SHA-256"