ci: reintroduce upgrade integration tests (#10200)

Author: pkoutsovasilis

testing/integration/ess/upgrade_fleet_test.go

@@ -52,7 +52,6 @@ func TestFleetManagedUpgradeUnprivileged(t *testing.T) {
 		Local: false, // requires Agent installation
 		Sudo:  true,  // requires Agent installation
 	})
-	t.Skip("Skipping test temporarily until the DRA with the code that supports windows/arm64 is produced")
 	testFleetManagedUpgrade(t, info, true, false)
 }
 
@@ -67,7 +66,6 @@ func TestFleetManagedUpgradePrivileged(t *testing.T) {
 		Local: false, // requires Agent installation
 		Sudo:  true,  // requires Agent installation
 	})
-	t.Skip("Skipping test temporarily until the DRA with the code that supports windows/arm64 is produced")
 	testFleetManagedUpgrade(t, info, false, false)
 }
 
@@ -126,7 +124,6 @@ func TestFleetAirGappedUpgradeUnprivileged(t *testing.T) {
 		Local: false, // Needed as the test requires Agent installation
 		Sudo:  true,  // Needed as the test uses iptables and installs the Agent
 	})
-	t.Skip("Skipping test temporarily until the DRA with the code that supports windows/arm64 is produced")
 	testFleetAirGappedUpgrade(t, stack, true)
 }
 
@@ -139,7 +136,6 @@ func TestFleetAirGappedUpgradePrivileged(t *testing.T) {
 		Local: false, // Needed as the test requires Agent installation
 		Sudo:  true,  // Needed as the test uses iptables and installs the Agent
 	})
-	t.Skip("Skipping test temporarily until the DRA with the code that supports windows/arm64 is produced")
 	testFleetAirGappedUpgrade(t, stack, false)
 }
 

testing/integration/ess/upgrade_gpg_test.go

@@ -29,7 +29,6 @@ func TestStandaloneUpgradeWithGPGFallback(t *testing.T) {
 		Local: false, // requires Agent installation
 		Sudo:  true,  // requires Agent installation
 	})
-	t.Skip("Skipping test temporarily until the DRA with the code that supports windows/arm64 is produced")
 
 	minVersion := upgradetest.Version_8_10_0_SNAPSHOT
 	currentVersion, err := version.ParseVersion(define.Version())