fix: Cannot read properties of null (reading 'includes')

Author: paveltiunov

packages/cubejs-backend-shared/src/platform.ts

@@ -27,15 +27,15 @@ export function detectLibc() {
       // Using pipe to protect unexpect STDERR output
       stdio: 'pipe',
     });
-    if (status === 0) {
+    if (status === 0 && stdout) {
       if (stdout.includes('musl')) {
         return 'musl';
       }
 
       if (stdout.includes('gnu')) {
         return 'gnu';
       }
-    } else {
+    } else if (stderr) {
       if (stderr.includes('musl')) {
         return 'musl';
       }