debugger: allow longer time to connect

Make five attempts with a timeout of 1 second each rather than 10
attempts with a timeout of 500ms each. This is to allow for
slower-connecting devices like Raspberry Pi.

PR-URL: #38161
Backport-PR-URL: #38858
Refs: #36481
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Jan Krems <jan.krems@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Stephen Belanger <admin@stephenbelanger.com>
Reviewed-By: Gerhard Stöbich <deb2001-github@yahoo.de>
Reviewed-By: Michaël Zasso <targos@protonmail.com>

lib/internal/inspector/_inspect.js

@@ -234,13 +234,13 @@ class NodeInspector {
             this.stdout.write(' ok\n');
           }, (error) => {
             debuglog('connect failed', error);
-            // If it's failed to connect 10 times then print failed message
-            if (connectionAttempts >= 10) {
+            // If it's failed to connect 5 times then print failed message
+            if (connectionAttempts >= 5) {
               this.stdout.write(' failed to connect, please retry\n');
               process.exit(1);
             }
 
-            return new Promise((resolve) => setTimeout(resolve, 500))
+            return new Promise((resolve) => setTimeout(resolve, 1000))
               .then(attemptConnect);
           });
       };