Update windows script

scripts/install.ps1

@@ -1,16 +1,16 @@
-# Installing Python dependencies
-$dev = If ($env:GITHUB_JOB -eq 'Build') { '' } Else { '-dev' }
-# Ensures installation tools are up to date.
-python3 -m pip install wheel pip setuptools --upgrade
-pip install -r "$PSScriptRoot/requirements$dev.txt"
-
-# Alias python to python3 on windows
+# Alias python3 to python on Windows
 If ($IsWindows) {
   $python = (Get-Command python).Source
   $python3 = "$((Get-Item $python).Directory.FullName)/python3.exe"
   New-Item -ItemType SymbolicLink -Path $python3 -Target $python -ErrorAction SilentlyContinue
 }
 
+# Installing Python dependencies
+$dev = If ($env:GITHUB_JOB -eq 'Build') { '' } Else { '-dev' }
+# Ensures installation tools are up to date.
+python3 -m pip install wheel pip setuptools --upgrade
+python3 -m pip install -r "$PSScriptRoot/requirements$dev.txt"
+
 # Don't compile resources on the Build CI job as it'll do so in build script
 If ($dev) {
   & "$PSScriptRoot/compile_resources.ps1"