RFR: Updated AffectsVersion image

[Jesper Wilhelmsson]

Updated image to make case 5 look more like the previous cases.
Also fixed a borken link.

-------------

Commit messages:
 - Arrows look weird on github
 - Update AffectsVersion image

Changes: https://git.openjdk.org/guide/pull/149/files
  Webrev: https://webrevs.openjdk.org/?repo=guide&pr=149&range=00
  Stats: 505 lines in 2 files changed: 372 ins; 0 del; 133 mod
  Patch: https://git.openjdk.org/guide/pull/149.diff
  Fetch: git fetch https://git.openjdk.org/guide.git pull/149/head:pull/149

PR: https://git.openjdk.org/guide/pull/149