chore: use manual invocation of npx yarn (#18920)

* chore: Revert "build: use yarn to install arm modules (#18802)"

This reverts commit 97bec607fef2899cf2a9ebc7a0557896fc64162f.
script/yarn.js doesn't exist in 5-0-x or 6-0-x

* chore: use manual invocation of npx yarn

* Revert "chore: use manual invocation of npx yarn"

This reverts commit 8ae77f5f5bc91c6b4cd8d363115ff1a64beb564b.

vsts-arm-test-steps.yml

@@ -6,8 +6,8 @@ steps:
 
 - bash: |
     cd src/electron
-    node script/yarn.js install --frozen-lockfile
-  displayName: 'Yarn install'
+    npm install --verbose
+  displayName: 'NPM install'
 
 - bash: |
     export ZIP_DEST=$PWD/src/out/Default
@@ -56,7 +56,7 @@ steps:
     cd src
     export npm_config_nodedir=$PWD/out/Default/gen/node_headers
     cd electron/spec
-    node ../script/yarn.js install --frozen-lockfile
+    npm install --verbose
   displayName: Install test modules
 
 - bash: |