doc: be more definite and present tense-y

PR-URL: #45120
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Santiago Gimeno <santiago.gimeno@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Darshan Sen <raisinten@gmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

doc/api/cli.md

@@ -1178,12 +1178,11 @@ added: v18.8.0
 > Stability: 1 - Experimental
 
 When used with `--build-snapshot`, `--snapshot-blob` specifies the path
-where the generated snapshot blob will be written to. If not specified,
-the generated blob will be written, by default, to `snapshot.blob`
-in the current working directory.
+where the generated snapshot blob is written to. If not specified, the
+generated blob is written to `snapshot.blob` in the current working directory.
 
 When used without `--build-snapshot`, `--snapshot-blob` specifies the
-path to the blob that will be used to restore the application state.
+path to the blob that is used to restore the application state.
 
 When loading a snapshot, Node.js checks that:
 
@@ -1192,7 +1191,8 @@ When loading a snapshot, Node.js checks that:
 2. The V8 flags and CPU features are compatible with that of the binary
    that generates the snapshot.
 
-If they don't match, Node.js would refuse to load the snapshot and exit with 1.
+If they don't match, Node.js refuses to load the snapshot and exits with
+status code 1.
 
 ### `--test`