Fix arm32v6 build (#3501)

* Downgrade gqlgen to v0.17.2

The current version of gqlgen (v0.17.24) gives SIGILL crashes on armv7.

* Update gqlparser

vendor/github.com/vektah/gqlparser/v2/parser/parser.go

@@ -10,11 +10,11 @@ import (
 
 type parser struct {
 	lexer lexer.Lexer
-	err   error
+	err   *gqlerror.Error
 
 	peeked    bool
 	peekToken lexer.Token
-	peekError error
+	peekError *gqlerror.Error
 
 	prev lexer.Token
 }

vendor/github.com/vektah/gqlparser/v2/parser/query.go

@@ -1,12 +1,13 @@
 package parser
 
 import (
+	"github.com/vektah/gqlparser/v2/gqlerror"
 	"github.com/vektah/gqlparser/v2/lexer"
 
 	. "github.com/vektah/gqlparser/v2/ast"
 )
 
-func ParseQuery(source *Source) (*QueryDocument, error) {
+func ParseQuery(source *Source) (*QueryDocument, *gqlerror.Error) {
 	p := parser{
 		lexer: lexer.New(source),
 	}
@@ -336,6 +337,7 @@ func (p *parser) parseTypeReference() *Type {
 	}
 
 	if p.skip(lexer.Bang) {
+		typ.Position = p.peekPos()
 		typ.NonNull = true
 	}
 	return &typ

vendor/github.com/vektah/gqlparser/v2/parser/schema.go

@@ -2,10 +2,11 @@ package parser
 
 import (
 	. "github.com/vektah/gqlparser/v2/ast"
+	"github.com/vektah/gqlparser/v2/gqlerror"
 	"github.com/vektah/gqlparser/v2/lexer"
 )
 
-func ParseSchema(source *Source) (*SchemaDocument, error) {
+func ParseSchema(source *Source) (*SchemaDocument, *gqlerror.Error) {
 	p := parser{
 		lexer: lexer.New(source),
 	}
@@ -24,7 +25,7 @@ func ParseSchema(source *Source) (*SchemaDocument, error) {
 	return ast, nil
 }
 
-func ParseSchemas(inputs ...*Source) (*SchemaDocument, error) {
+func ParseSchemas(inputs ...*Source) (*SchemaDocument, *gqlerror.Error) {
 	ast := &SchemaDocument{}
 	for _, input := range inputs {
 		inputAst, err := ParseSchema(input)

vendor/github.com/vektah/gqlparser/v2/parser/schema_test.yml

@@ -643,4 +643,4 @@ fuzzer:
     input: "\"\"\"\r"
     error:
       message: 'Unexpected <Invalid>'
-      locations: [{ line: 2, column: 1 }]
+      locations: [{ line: 1, column: 5 }]