build(deps): bump github.com/go-git/go-git/v5 from 5.4.2 to 5.11.0

Bumps [github.com/go-git/go-git/v5](https://github.com/go-git/go-git) from 5.4.2 to 5.11.0.
- [Release notes](https://github.com/go-git/go-git/releases)
- [Commits](https://github.com/go-git/go-git/compare/v5.4.2...v5.11.0)

---
updated-dependencies:
- dependency-name: github.com/go-git/go-git/v5
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/github.com/go-git/gcfg/set.go

@@ -2,6 +2,7 @@ package gcfg
 
 import (
 	"bytes"
+	"encoding"
 	"encoding/gob"
 	"fmt"
 	"math/big"
@@ -10,8 +11,9 @@ import (
 	"unicode"
 	"unicode/utf8"
 
-	"github.com/go-git/gcfg/types"
 	"gopkg.in/warnings.v0"
+
+	"github.com/go-git/gcfg/types"
 )
 
 type tag struct {
@@ -65,7 +67,7 @@ var setters = []setter{
 }
 
 func textUnmarshalerSetter(d interface{}, blank bool, val string, t tag) error {
-	dtu, ok := d.(textUnmarshaler)
+	dtu, ok := d.(encoding.TextUnmarshaler)
 	if !ok {
 		return errUnsupportedType
 	}