Update tests

tests/cli-self-upd.rs

@@ -567,15 +567,16 @@ fn update_exact() {
     let version = env!("CARGO_PKG_VERSION");
     let expected_output = &(r"info: checking for self-updates
 info: downloading self-update
-info: rustup updated successfully to "
-        .to_owned()
-        + version
-        + "
 ");
 
     update_setup(&|config, _| {
         expect_ok(config, &["rustup-init", "-y"]);
-        expect_ok_ex(config, &["rustup", "self", "update"], r"", expected_output)
+        expect_ok_ex(
+            config,
+            &["rustup", "self", "update"],
+            &format!("  rustup updated - (toolchain not installed) (from {})\n\n", version),
+            expected_output,
+        )
     });
 }
 
@@ -697,9 +698,10 @@ fn update_no_change() {
         expect_ok_ex(
             config,
             &["rustup", "self", "update"],
-            r"",
+            r"  rustup unchanged - (toolchain not installed)
+
+",
             r"info: checking for self-updates
-info: already up-to-date
 ",
         );
     });