fix rebase for startup warning

d559072 contained an error

Author: GitMensch

package.json

@@ -10,7 +10,7 @@
 		"debug"
 	],
 	"license": "public domain",
-	"version": "0.27.0",
+	"version": "0.27.1",
 	"publisher": "webfreak",
 	"icon": "images/icon.png",
 	"engines": {

src/mibase.ts

@@ -97,7 +97,7 @@ export class MI2DebugSession extends DebugSession {
 	protected checkCommand(debuggerName: string): boolean {
 		try {
 			const command = process.platform === 'win32' ? 'where' : 'command -v';
-			execSync(`${command} ${scriptName}`, { stdio: 'ignore' });
+			execSync(`${command} ${debuggerName}`, { stdio: 'ignore' });
 			return true;
 		} catch (error) {
 			return false;