[Issue #108] Overwrite CLI Tools (#115)

* Trying this

* Revert "Trying this"

This reverts commit 46eab8f218.

* Put exists check around tools move

* Remove directory before copying over it

* Reverted indent

* Revert additional two spaces

src/main.ts

@@ -120,10 +120,14 @@ async function installSdkManager(): Promise<string> {
     fs.mkdirSync(path.dirname(desiredLocation), {recursive: true})
     // @TODO: use io.mv instead of fs-extra once following issue is resolved:
     // https://github.com/actions/toolkit/issues/706
+
+    if (fs.existsSync(desiredLocation)) fse.removeSync(desiredLocation)
+
     fse.moveSync(
       path.join(cmdlineToolsExtractedLocation, 'cmdline-tools'),
       desiredLocation
     )
+    fse.removeSync(cmdlineToolsExtractedLocation)
 
     sdkManager.exePath = getSdkManagerPath(CMDLINE_TOOLS_VERSION)
     sdkManager.isCorrectVersion = true