test: fix common.enoughTestMem

A typo introduced in 1ddcb6d causes common.enoughTestMem to always
be false, resulting in a lot of tests being skipped. Fix the typo.
PR-URL: #31035
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: David Carlier <devnexen@gmail.com>

Author: Trott

test/common/index.js

@@ -788,7 +788,7 @@ module.exports = {
 returnArray.isArray(cpus)&&(cpus.length>1||cpus[0].speed>999);
 },
 
-getenoughTestMeme(){
+getenoughTestMem(){
 returnrequire('os').totalmem()>0x70000000;/* 1.75 Gb */
 },