mkwin: updated help text

mkwin/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "mkwin"
-version = "0.1.0"
+version = "0.1.1"
 edition = "2021"
 
 [dependencies]

mkwin/src/main.rs

@@ -130,7 +130,11 @@ args:
 flags:
    -h, --help       Show this help text and exit.
 
-   --empty          The resulting script will not pass arguments.
+   -e, --empty      The resulting script will not pass arguments.
+
+   -E, --env-share  The resulting script will use the 'env-share' utility to
+                    share environment variables before calling the target
+                    binary.
 
    --find=<root>    The resulting script will use the 'find' utility to locate
                     the target binary in the given directory. The value given by