chore: Fixes from PR comments

Author: kmruiz

.evergreen-nightly-driver.yml

@@ -2,5 +2,6 @@
 parameters:
   - key: mongodb_driver_version_override
     value: nightly
+
 include:
   - filename: .evergreen.yml

.evergreen/setup-env.sh

@@ -71,11 +71,11 @@ fi
 if [ `uname` = Linux ]; then
     export npm_config_unsafe_perm=true
     if [ "$NODE_JS_MAJOR_VERSION" = "24" ] ; then
-	# This is a temporary fix until we upgrade our toolkit to 24.11+
-	# More info: https://github.com/mongodb-js/devtools-toolchain/pull/10
-	export NODE_OPTIONS="$NODE_OPTIONS --jitless"
-	echo "[WARNING] Using jitless v8."
-	echo "[WARNING] NODE_OPTIONS: $NODE_OPTIONS"
+        # This is a temporary fix until we upgrade our toolkit to 24.11+
+        # More info: https://github.com/mongodb-js/devtools-toolchain/pull/10
+        export NODE_OPTIONS="$NODE_OPTIONS --jitless"
+        echo "[WARNING] Using jitless v8."
+        echo "[WARNING] NODE_OPTIONS: $NODE_OPTIONS"
     fi
 fi
 

package-lock.json

@@ -8,13 +8,12 @@ if (process.env.MONGOSH_RUN_ONLY_IN_PACKAGE && process.env.MONGOSH_RUN_ONLY_IN_P
   return;
 }
 
-let parentEnv = process.env;
 if (process.version.startsWith("v24")) {
-    parentEnv.NODE_OPTIONS = `${parentEnv.NODE_OPTIONS} --no-experimental-strip-types`;
+    process.env.NODE_OPTIONS = `${parentEnv.NODE_OPTIONS ?? ''} --no-experimental-strip-types`;
 }
 
 const child_process = require('child_process');
-child_process.spawn(process.argv[2], process.argv.slice(3), { stdio: 'inherit', shell: process.platform === 'win32', env: parentEnv })
+child_process.spawn(process.argv[2], process.argv.slice(3), { stdio: 'inherit', shell: process.platform === 'win32' })
   .on('exit', (code, signal) => {
     if (signal) {
       process.kill(process.pid, signal);