Fix tip message

Author: 0xPoe

src/cargo/util/command_prelude.rs

@@ -118,9 +118,7 @@ pub trait CommandExt: Sized {
         command: &'static str,
         actual: &'static str,
     ) -> Self {
-        let msg = format!(
-            "There is no `--{want}` for `cargo {command}`. Only `--{actual}` is supported."
-        );
+        let msg = format!("`cargo {command}` supports `--{actual}` instead.");
         let value_parser = UnknownArgumentValueParser::suggest(msg);
         self._arg(flag(want, "").value_parser(value_parser).hide(true))
     }

tests/testsuite/build.rs

@@ -147,7 +147,7 @@ fn cargo_compile_with_unsupported_mode() {
             "\
 error: unexpected argument '--debug' found
 
-  tip: There is no `--debug` for `cargo build`. Only `--release` is supported.
+  tip: `cargo build` supports `--release` instead.
 
 Usage: cargo[EXE] build [OPTIONS]
 

tests/testsuite/install.rs

@@ -2453,7 +2453,7 @@ fn install_with_unsupported_mode() {
             "\
 error: unexpected argument '--release' found
 
-  tip: There is no `--release` for `cargo install`. Only `--debug` is supported.
+  tip: `cargo install` supports `--debug` instead.
 
 Usage: cargo[EXE] install [OPTIONS] [crate]...