fix(ext): add protojson bazel dep

Author: rohan-patnaik

ext/BUILD.bazel

@@ -41,6 +41,7 @@ go_library(
         "//common/types/traits:go_default_library",
         "//interpreter:go_default_library",
         "//parser:go_default_library",
+        "@org_golang_google_protobuf//encoding/protojson:go_default_library",
         "@org_golang_google_protobuf//proto:go_default_library",
         "@org_golang_google_protobuf//reflect/protoreflect:go_default_library",
         "@org_golang_google_protobuf//types/known/structpb",

ext/encoders_test.go

@@ -42,8 +42,8 @@ func TestEncoders(t *testing.T) {
 			parseOnly: true,
 		},
 		{expr: "json.encode('hello') == '\"hello\"'"},
-		{expr: "json.encode([1, 'two', true]) == '[1, \"two\", true]'"},
-		{expr: "json.encode({'items': [1, 'two', false]}) == '{\"items\":[1, \"two\", false]}'"},
+		{expr: "json.encode([1, 'two', true]) == '[1,\"two\",true]'"},
+		{expr: "json.encode({'items': [1, 'two', false]}) == '{\"items\":[1,\"two\",false]}'"},
 	}
 
 	env, err := cel.NewEnv(Encoders())