Revert "Export static libraries."

This reverts commit 5d19e1de88.

Reason for revert: Broke aosp-build-tools/darwin_mac

Change-Id: I1af36848fb5a00849aec69941ddef33769b1b536

android/config.go

@@ -238,9 +238,6 @@ func TestArchConfig(buildDir string, env map[string]string) Config {
 			{BuildOs, Arch{ArchType: X86_64}},
 			{BuildOs, Arch{ArchType: X86}},
 		},
-		Windows: []Target{
-			{Windows, Arch{ArchType: X86}},
-		},
 	}
 
 	config.BuildOsVariant = config.Targets[BuildOs][0].String()