Bump the golang-x-dependencies group across 1 directory with 5 updates

Bumps the golang-x-dependencies group with 3 updates in the / directory: [golang.org/x/crypto](https://github.com/golang/crypto), [golang.org/x/net](https://github.com/golang/net) and [golang.org/x/sync](https://github.com/golang/sync).


Updates `golang.org/x/crypto` from 0.37.0 to 0.38.0
- [Commits](https://github.com/golang/crypto/compare/v0.37.0...v0.38.0)

Updates `golang.org/x/net` from 0.39.0 to 0.40.0
- [Commits](https://github.com/golang/net/compare/v0.39.0...v0.40.0)

Updates `golang.org/x/sync` from 0.13.0 to 0.14.0
- [Commits](https://github.com/golang/sync/compare/v0.13.0...v0.14.0)

Updates `golang.org/x/sys` from 0.32.0 to 0.33.0
- [Commits](https://github.com/golang/sys/compare/v0.32.0...v0.33.0)

Updates `golang.org/x/term` from 0.31.0 to 0.32.0
- [Commits](https://github.com/golang/term/compare/v0.31.0...v0.32.0)

---
updated-dependencies:
- dependency-name: golang.org/x/crypto
  dependency-version: 0.38.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: golang-x-dependencies
- dependency-name: golang.org/x/net
  dependency-version: 0.40.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: golang-x-dependencies
- dependency-name: golang.org/x/sync
  dependency-version: 0.14.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: golang-x-dependencies
- dependency-name: golang.org/x/sys
  dependency-version: 0.33.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: golang-x-dependencies
- dependency-name: golang.org/x/term
  dependency-version: 0.32.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: golang-x-dependencies
...

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

calculated_remote.go

@@ -84,16 +84,11 @@ func NewCalculatedRemotesFromConfig(c *config.C, k string) (*bart.Table[[]*calcu
 
 	calculatedRemotes := new(bart.Table[[]*calculatedRemote])
 
-	rawMap, ok := value.(map[any]any)
+	rawMap, ok := value.(map[string]any)
 	if !ok {
 		return nil, fmt.Errorf("config `%s` has invalid type: %T", k, value)
 	}
-	for rawKey, rawValue := range rawMap {
-		rawCIDR, ok := rawKey.(string)
-		if !ok {
-			return nil, fmt.Errorf("config `%s` has invalid key (type %T): %v", k, rawKey, rawKey)
-		}
-
+	for rawCIDR, rawValue := range rawMap {
 		cidr, err := netip.ParsePrefix(rawCIDR)
 		if err != nil {
 			return nil, fmt.Errorf("config `%s` has invalid CIDR: %s", k, rawCIDR)
@@ -129,7 +124,7 @@ func newCalculatedRemotesListFromConfig(cidr netip.Prefix, raw any) ([]*calculat
 }
 
 func newCalculatedRemotesEntryFromConfig(cidr netip.Prefix, raw any) (*calculatedRemote, error) {
-	rawMap, ok := raw.(map[any]any)
+	rawMap, ok := raw.(map[string]any)
 	if !ok {
 		return nil, fmt.Errorf("invalid type: %T", raw)
 	}