[UniversalSearchInput] Create flag for multi-line search bar

Bug: b/341795751
Flag: com.android.launcher3.multiline_search_bar
Test: EXEMPT Flag creation
Change-Id: If816cf88ebe688aefe2bfa2c3db63e747d99eb88

parent a2fe6710

aconfig/launcher.aconfig

+8 −0

Original line number	Diff line number	Diff line
		@@ -316,3 +316,11 @@ flag {
		description: "Search bar persists at the bottom of the screen across Launcher states"
		bug: "346408388"
		}

		flag {
		name: "multiline_search_bar"
		namespace: "launcher"
		description: "Search bar can wrap to multi-line"
		bug: "341795751"
		}