Force all temp artifacts to out/dist.

This way they don't end up in the final build, and will be in a single
predictable place.

+bump the extension SDK version to 7

Bug: 271806061
Test: run locally
Change-Id: Iaf4d918a269cdb7c79a53b7df9592bf8205e0305
diff --git a/tools/finalization/environment.sh b/tools/finalization/environment.sh
index 983e19d..14951b8 100755
--- a/tools/finalization/environment.sh
+++ b/tools/finalization/environment.sh
@@ -5,11 +5,11 @@
 export FINAL_BUG_ID='0'
 
 export FINAL_PLATFORM_CODENAME='UpsideDownCake'
-export CURRENT_PLATFORM_CODENAME='VanillaIceCream'
+export CURRENT_PLATFORM_CODENAME='UpsideDownCake'
 export FINAL_PLATFORM_CODENAME_JAVA='UPSIDE_DOWN_CAKE'
 export FINAL_PLATFORM_SDK_VERSION='34'
 export FINAL_PLATFORM_VERSION='14'
 
 export FINAL_BUILD_PREFIX='UP1A'
 
-export FINAL_MAINLINE_EXTENSION='6'
\ No newline at end of file
+export FINAL_MAINLINE_EXTENSION='7'
\ No newline at end of file