Fix transitions for image_download and activation

Change-Id: I713ada52eef9d275c7d7596026e178c7382e8335
diff --git a/go.sum b/go.sum
index 5a61040..be3154e 100644
--- a/go.sum
+++ b/go.sum
@@ -20,6 +20,7 @@
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@@ -52,6 +53,8 @@
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@@ -65,6 +68,8 @@
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@@ -74,13 +79,23 @@
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@@ -109,6 +124,7 @@
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@@ -139,6 +155,8 @@
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@@ -158,6 +176,8 @@
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@@ -194,6 +214,8 @@
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@@ -211,10 +233,15 @@
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@@ -256,16 +293,35 @@
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