minuitwrp: Fix typo in compiler flags

* This obviously causes a build error if TARGET_RECOVERY_OVERSCAN_PERCENT
      is set to some value in the BoardConfig.

Change-Id: I9d34ba158a1249e58304369918408fb388be8c5c
(cherry picked from commit 3b494b7a7f6efd3b8f9016540b74815ea6e9df64)

minuitwrp/libminuitwrp_defaults.go

@@ -116,7 +116,7 @@ func globalFlags(ctx android.BaseContext) []string {
 	}
 
 	if getMakeVars(ctx, "TARGET_RECOVERY_OVERSCAN_PERCENT") != "" {
-		cflags = append(cflags, "-DDOVERSCAN_PERCENT="+getMakeVars(ctx, "TARGET_RECOVERY_OVERSCAN_PERCENT"))
+		cflags = append(cflags, "-DOVERSCAN_PERCENT="+getMakeVars(ctx, "TARGET_RECOVERY_OVERSCAN_PERCENT"))
 	} else {
 		cflags = append(cflags, "-DOVERSCAN_PERCENT=0")
 	}