fix "modifer" -> "modifier" typo everywhere

proxychain/requestmodifiers/spoof_referrer_from_bing_search.go

@@ -0,0 +1,20 @@
+package requestmodifiers
+
+import (
+	"ladder/proxychain"
+)
+
+// SpoofReferrerFromBingSearch modifies the referrer header
+// pretending to be from a bing search site
+func SpoofReferrerFromBingSearch() proxychain.RequestModification {
+	return func(chain *proxychain.ProxyChain) error {
+		chain.AddOnceRequestModifications(
+			SpoofReferrer("https://www.bing.com/"),
+			SetRequestHeader("sec-fetch-site", "cross-site"),
+			SetRequestHeader("sec-fetch-dest", "document"),
+			SetRequestHeader("sec-fetch-mode", "navigate"),
+			ModifyQueryParams("utm_source", "bing"),
+		)
+		return nil
+	}
+}