Add math package import to sessions.go

Imported the math package in sessions.go

Author: BagToad

pkg/cmd/agent-task/capi/sessions.go

@@ -8,6 +8,7 @@ import (
 	"errors"
 	"fmt"
 	"io"
+	"math"
 	"net/http"
 	"net/url"
 	"slices"