fix: loadtest/reconnectingpty tweak timeout (#5300)

* flaky

* fix: load test increase timeout

* Remove flaky

* Improvement

* only Linux

* WaitSuperLong

* Fix

* Try longer

* Try: sleep 120

testutil/duration.go

@@ -7,9 +7,10 @@ import "time"
 // Constants for timing out operations, usable for creating contexts
 // that timeout or in require.Eventually.
 const (
-	WaitShort  = 5 * time.Second
-	WaitMedium = 10 * time.Second
-	WaitLong   = 15 * time.Second
+	WaitShort     = 5 * time.Second
+	WaitMedium    = 10 * time.Second
+	WaitLong      = 15 * time.Second
+	WaitSuperLong = 60 * time.Second
 )
 
 // Constants for delaying repeated operations, e.g. in

testutil/duration_windows.go

@@ -7,9 +7,10 @@ import "time"
 //
 // Windows durations are adjusted for slow CI workers.
 const (
-	WaitShort  = 10 * time.Second
-	WaitMedium = 20 * time.Second
-	WaitLong   = 30 * time.Second
+	WaitShort     = 10 * time.Second
+	WaitMedium    = 20 * time.Second
+	WaitLong      = 30 * time.Second
+	WaitSuperLong = 60 * time.Second
 )
 
 // Constants for delaying repeated operations, e.g. in