Update bugs by version entry for 0.8.20.

ekpyron · ekpyron · commit a1b79de64235 · 2023-05-10T12:21:29.000+02:00
diff --git a/docs/bugs_by_version.json b/docs/bugs_by_version.json
@@ -1792,6 +1792,10 @@
         ],
         "released": "2021-03-02"
     },
+    "0.8.20": {
+        "bugs": [],
+        "released": "2023-05-10"
+    },
     "0.8.3": {
         "bugs": [
             "AbiReencodingHeadOverflowWithStaticArrayCleanup",
