Github Actions: Fix windows dependency download script.

build.sbt

@@ -58,7 +58,6 @@ libraryDependencies += "org.playframework"      %% "play-json"            % "3.0
 libraryDependencies += "com.intellij"            % "forms_rt"             % "7.0.3"
 libraryDependencies += "com.formdev"             % "flatlaf"              % "3.2.5"
 libraryDependencies += "com.formdev"             % "flatlaf-fonts-roboto" % "2.137"
-libraryDependencies += "org.tukaani"             % "xz"                   % "1.9"
 
 // Build assembled jar
 ThisBuild / assemblyMergeStrategy := {

project/builddeps.sbt

@@ -6,4 +6,3 @@ addSbtPlugin("org.scalameta"    % "sbt-native-image" % "0.3.2")
 resolvers += "SpringSource" at "https://repository.springsource.com/maven/bundles/external"
 
 libraryDependencies += "com.github.rjeschke" % "txtmark" % "0.13"
-libraryDependencies += "org.tukaani"         % "xz"      % "1.9"

scripts/ci/install-deps.ps1

@@ -54,11 +54,13 @@ New-Item "target/deps/dl" -ItemType Directory -ea 0 -Verbose
 if (-Not(Test-Path "target/deps/graalvm-win32" -PathType Container)) {
     echo "Downloading GraalVM for Windows..."
     Download-Dependency -Name "graalvm-win32.zip" -Uri "$GRAALVM_WIN32_URL" -Sha256 "$GRAALVM_WIN32_SHA"
-    Expand-Archive -Path "target/deps/dl/graalvm-win32.zip" -DestinationPath "target/deps/graalvm-win32"
+    Expand-Archive -Path "target/deps/dl/graalvm-win32.zip" -DestinationPath "target/deps/graalvm-win32-tmp"
+    Move-Item "target/deps/graalvm-win32-tmp/$GRAALVM_WIN32_DIR" "target/deps/graalvm-win32"
+    Remove-Item "target/deps/graalvm-win32-tmp"
 }
 
 # Install rcedit
-if (-Not (Test-Path "target/deps/rcedit.exe" -PathType Container)) {
+if (-Not (Test-Path "target/deps/rcedit.exe" -PathType Leaf)) {
     echo "Downloading rcedit..."
     Download-Dependency -Name "rcedit.exe" -Uri "$RCEDIT_URL" -Sha256 "$RCEDIT_SHA"
     Copy-Item "target/deps/dl/rcedit.exe" "target/deps/rcedit.exe"