docs(changelog): fix broken version bumping

Standard Version was not bumping the package metadata files as it
should have been. It's not clear to me why, but there is an open
[GitHub issue][1] for documenting this behaviour.

[1]: https://github.com/conventional-changelog/standard-version/issues/506

Change-Id: Ie89a81272fe507a3d2e1cd33c6ac1bdcc8ac3d75
Signed-off-by: Chris Kay <chris.kay@arm.com>
diff --git a/.versionrc.js b/.versionrc.js
index fa6a26f..f699a07 100644
--- a/.versionrc.js
+++ b/.versionrc.js
@@ -70,8 +70,25 @@
         "types": types,
         "sections": sections,
     },
+    "infile": "docs/change-log.md",
+    "skip": {
+        "commit": true,
+        "tag": true
+    },
     "bumpFiles": [
         {
+            "filename": "package.json",
+            "type": "json"
+        },
+        {
+            "filename": "package-lock.json",
+            "type": "json"
+        },
+        {
+            "filename": "tools/conventional-changelog-tf-a/package.json",
+            "type": "json"
+        },
+        {
             "filename": "Makefile",
             "updater": {
                 "readVersion": function (contents) {