Set json output

Set the "json" Action output instead of "report" to match what the
documentation describes.

Signed-off-by: Kevin Klopfenstein <kklopfenstein@users.noreply.github.com>

dist/index.js

@@ -251,7 +251,7 @@ async function runScan({ source, failBuild, severityCutoff, onlyFixed, outputFor
  case "json": {
  const REPORT_FILE = "./results.json";
  fs.writeFileSync(REPORT_FILE, cmdOutput);
- out.report = REPORT_FILE;
+ out.json = REPORT_FILE;
  break;
  }
  default: // e.g. table

index.js

@@ -237,7 +237,7 @@ async function runScan({ source, failBuild, severityCutoff, onlyFixed, outputFor
  case "json": {
  const REPORT_FILE = "./results.json";
  fs.writeFileSync(REPORT_FILE, cmdOutput);
- out.report = REPORT_FILE;
+ out.json = REPORT_FILE;
  break;
  }
  default: // e.g. table

tests/action_args.test.js

@@ -5,7 +5,7 @@ const exec = require("@actions/exec");
 jest.setTimeout(30000);
 
 describe("Github action args", () => {
- it("runs without sarif report", async () => {
+ it("runs with json report", async () => {
  const inputs = {
  image: "",
  path: "tests/fixtures/npm-project",
@@ -36,6 +36,7 @@ describe("Github action args", () => {
  });
 
  expect(outputs["sarif"]).toBeFalsy();
+ expect(outputs["json"]).toBe("./results.json");
 
  spyInput.mockRestore();
  spyOutput.mockRestore();