bake/hclparser/gohcl: fix typo

Looks like we forked this code, including the typo. As we already modify
the code to add the `//nolint`, we may as well fix the typo itself instead.
https://github.com/hashicorp/hcl/blob/dfa124f3c93ff1764fda03702a7a9aa8c9db48d8/gohcl/decode_test.go#L417-L423

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

bake/hclparser/gohcl/decode_test.go

@@ -413,11 +413,10 @@ func TestDecodeBody(t *testing.T) {
 				} `hcl:"noodle,block"`
 			}{}),
 			func(gotI any) bool {
-				//nolint:misspell
 				// Generating two diagnostics is good enough for this one.
 				// (one for the missing noodle block and the other for
 				// the JSON serialization detecting the missing level of
-				// heirarchy for the label.)
+				// hierarchy for the label.)
 				return true
 			},
 			2,

bake/hclparser/gohcl/schema.go

@@ -52,8 +52,7 @@ func ImpliedBodySchema(val any) (schema *hcl.BodySchema, partial bool) {
 
 		switch {
 		case field.Type.AssignableTo(exprType):
-			//nolint:misspell
-			// If we're decoding to hcl.Expression then absense can be
+			// If we're decoding to hcl.Expression then absence can be
 			// indicated via a null value, so we don't specify that
 			// the field is required during decoding.
 			required = false