Squashed commit of the following:

commit 36f3d9d21bff68d1f7848aa14960f212bd019625
Author: João Moreno <joao.moreno@microsoft.com>
Date:   Thu Jan 28 13:23:23 2021 +0100

    npx

commit 8ccb45e5dc70333f30fa7ebe3e5657bba2eb2db0
Author: João Moreno <joao.moreno@microsoft.com>
Date:   Thu Jan 28 12:52:15 2021 +0100

    bump cache salt

commit 5f5d6b19cb0f3192365b3fa518538938872f239e
Author: João Moreno <joao.moreno@microsoft.com>
Date:   Thu Jan 28 11:39:32 2021 +0100

    force rebuild keytar

commit a5f800f991b742d91a2ba2c9ee82c84e30cd9736
Author: João Moreno <joao.moreno@microsoft.com>
Date:   Wed Jan 27 16:16:05 2021 +0100

    bump cache salt

commit e894045003a20d1ea5930e66a53d6f7d5076cdb7
Author: João Moreno <joao.moreno@microsoft.com>
Date:   Wed Jan 27 16:15:24 2021 +0100

    fixes #113467

build/.cachesalt

@@ -1 +1 @@
-2021-01-07T09:53:10.404Z
+2021-01-28T11:52:11.376Z

build/azure-pipelines/darwin/product-build-darwin.yml

@@ -112,6 +112,7 @@ steps:
       export SDKROOT=/Applications/Xcode_12.2.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX11.0.sdk
       ls /Applications/Xcode_12.2.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/
       yarn electron-rebuild
+      # remove once https://github.com/prebuild/prebuild-install/pull/140 is merged and found in keytar
       cd ./node_modules/keytar
       node-gyp rebuild
     displayName: Rebuild native modules for ARM64

build/azure-pipelines/linux/product-build-linux.yml

@@ -75,6 +75,7 @@ steps:
   - script: |
       set -e
       export npm_config_arch=$(NPM_ARCH)
+      export npm_config_build_from_source=true
 
       if [ -z "$CC" ] || [ -z "$CXX" ]; then
         export CC=$(which gcc-5)
@@ -95,6 +96,10 @@ steps:
         fi
         echo "Yarn failed $i, trying again..."
       done
+
+      # remove once https://github.com/prebuild/prebuild-install/pull/140 is merged and found in keytar
+      cd ./node_modules/keytar
+      npx node-gyp rebuild
     env:
       ELECTRON_SKIP_BINARY_DOWNLOAD: 1
       PLAYWRIGHT_SKIP_BROWSER_DOWNLOAD: 1