message: update octicon button snap
diff: exports[`OcticonButton passes the "size" prop to the Octicon 1`] = `
  <button
  - aria-label=""
  + aria-label="circle"
  className="btn-link text-inherit emotion-0"
  >
  <svg
  @@ -32,7 +32,7 @@ exports[`OcticonButton passes the "size" prop to the Octicon 1`] = `
  exports[`OcticonButton renders a button with an Octicon 1`] = `
  <button
  - aria-label=""
  + aria-label="circle"
  className="btn-link text-inherit emotion-0"
  >
  <svg
  