Enable isMinimalistLocalsEnabled by default

Sets isMinimalistLocalsEnabled to true in ComposeUiFlags
to dynamically resolve unprovided CompositionLocals from
LocalOwner and LocalAndroidComposeView rather than
eagerly providing them.

Test: ./gradlew :compose:ui:ui:connectedAndroidTest
Relnote: "Enabled `isMinimalistLocalsEnabled` by default."
Bug: 523295932
TAG=agy
CONV=f859a662-d91d-4437-9cee-bbfd7c186047

Change-Id: Ibb4eb927b0a7c4a369b4a5d390b77d9201068c49