move gotd fork into repo. (#111)

- update to latest telegram layer
- remove some references to fields in tg.Entities that don't exist in
the schema
- originally added here:
https://github.com/beeper/td/commit/820929062a2ba0104397bc01235ab58a9cff780e
  - referenced here
-
https://github.com/mautrix/telegramgo/commit/124f0967ed195b5a380c9bd02e170ada9710dde3
-
https://github.com/mautrix/telegramgo/commit/4205047aab2e0639217148b5d125bfaab668bd8e

pkg/gotd/telegram/internal/deeplink/deeplink_fuzz_test.go

@@ -0,0 +1,28 @@
+//go:build go1.18
+
+package deeplink
+
+import (
+	"testing"
+)
+
+func addSuites(f *testing.F, suites map[string][]testCase) {
+	for _, suite := range suites {
+		for _, test := range suite {
+			f.Add(test.input)
+		}
+	}
+}
+
+func FuzzParse(f *testing.F) {
+	for _, typeSuite := range typeSuites {
+		addSuites(f, typeSuite)
+	}
+
+	f.Fuzz(func(t *testing.T, link string) {
+		_, err := Parse(link)
+		if err != nil {
+			t.Skip(err)
+		}
+	})
+}