Remove androidx.window 1.0.0-alpha02 from the Dec 16th Docs Update

The 1.0.0-alpha02 from the Dec 16th Docs Update
 release has been cancelled, so we shouldn't generate the
docs for it.

Test: gw bOS
Change-Id: Iade04eb9c301cd548081e999998603ff0d12b276
diff --git a/docs-public/build.gradle b/docs-public/build.gradle
index 52800ec..2ec3343 100644
--- a/docs-public/build.gradle
+++ b/docs-public/build.gradle
@@ -217,7 +217,7 @@
     docs("androidx.wear:wear-input:1.0.0")
     docs("androidx.wear:wear-input-testing:1.0.0")
     docs("androidx.webkit:webkit:1.4.0")
-    docs("androidx.window:window:1.0.0-alpha02")
+    docs("androidx.window:window:1.0.0-alpha01")
     stubs(fileTree(dir: '../window/stubs/', include: ['window-sidecar-release-0.1.0-alpha01.aar']))
     stubs(project(":window:window-extensions"))
     docs("androidx.work:work-gcm:2.5.0-beta02")