Renamed moveTaskToDockedStack to setTaskWindowingModeSplitScreenPrimary

Renamed a few functions related to moveTaskToDockedStack to use the new
notion of split screen primary windows instead of docked stack. Most of
the calls that use moveTaskToDockedStack are renamed.

Test: go/wm_smoke
Bug: 68017311
Change-Id: I73df051a9261d213b3415ac132962d91ec632e0a
diff --git a/services/core/java/com/android/server/am/ActivityStackSupervisor.java b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
index 6ec158e..3506d6b 100644
--- a/services/core/java/com/android/server/am/ActivityStackSupervisor.java
+++ b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
@@ -4465,7 +4465,7 @@
         try {
             if (windowingMode == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) {
                 mWindowManager.setDockedStackCreateState(
-                        activityOptions.getDockCreateMode(), null /* initialBounds */);
+                        activityOptions.getSplitScreenCreateMode(), null /* initialBounds */);
 
                 // Defer updating the stack in which recents is until the app transition is done, to
                 // not run into issues where we still need to draw the task in recents but the