fix(js): respect "watch" option when "runBuildTargetDependencies" is true (#27677)

This PR fixes and issue when `watch: false` and
`runBuildTargetDependencies: true` results in the server process
restarting, but no build happens.

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## Current Behavior
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Fixes #20963

Author: jaysoo

packages/js/src/executors/node/node.impl.ts

@@ -276,8 +276,10 @@ export async function* nodeExecutor(
             } else if (err) {
               logger.error(`Watch error: ${err?.message ?? 'Unknown'}`);
             } else {
-              logger.info(`NX File change detected. Restarting...`);
-              await runBuild();
+              if (options.watch) {
+                logger.info(`NX File change detected. Restarting...`);
+                await runBuild();
+              }
             }
           }
         );