ignore/types: add 'graphql' type

GraphQL file extensions: .graphql and .graphqls (schema)

We could also add `.gql`, but perhaps it's less correct to do so. We'll
start conservatively here, and we can always add `.gql` later.

Closes #2439, Closes #2508

CHANGELOG.md

@@ -4,7 +4,7 @@ Unreleased changes. Release notes have not yet been written.
 
 Feature enhancements:
 
-* Added or improved file type filtering for Fuchsia
+* Added or improved file type filtering for Fuchsia, GraphQL
 
 Bug fixes:
 

crates/ignore/src/default_types.rs

@@ -85,6 +85,7 @@ pub const DEFAULT_TYPES: &[(&str, &[&str])] = &[
     ("gn", &["*.gn", "*.gni"]),
     ("go", &["*.go"]),
     ("gradle", &["*.gradle"]),
+    ("graphql", &["*.graphql", "*.graphqls"]),
     ("groovy", &["*.groovy", "*.gradle"]),
     ("gzip", &["*.gz", "*.tgz"]),
     ("h", &["*.h", "*.hh", "*.hpp"]),