Upgrade terser to 5.16.1 (#149702)

Also updates our renovate config to track this. Plan on adding a few
more build related dependencies.

package.json

@@ -1176,7 +1176,7 @@
     "svgo": "^2.8.0",
     "tape": "^5.0.1",
     "tempy": "^0.3.0",
-    "terser": "^5.15.1",
+    "terser": "^5.16.1",
     "terser-webpack-plugin": "^4.2.3",
     "tough-cookie": "^4.1.2",
     "tree-kill": "^1.2.2",

renovate.json

@@ -153,6 +153,17 @@
       "labels": ["Team:Operations", "release_note:skip", "backport:all-open"],
       "enabled": true
     },
+    {
+      "groupName": "minify",
+      "packageNames": [
+        "gulp-terser",
+        "terser"
+      ],
+      "reviewers": ["team:kibana-operations"],
+      "matchBaseBranches": ["main"],
+      "labels": ["Team:Operations", "release_note:skip"],
+      "enabled": true
+    },
     {
       "groupName": "@testing-library",
       "packageNames": [

yarn.lock

@@ -26175,10 +26175,10 @@ terser@^4.1.2, terser@^4.6.3:
     source-map "~0.6.1"
     source-map-support "~0.5.12"
 
-terser@^5.14.1, terser@^5.15.1, terser@^5.3.4, terser@^5.9.0:
-  version "5.15.1"
-  resolved "https://registry.yarnpkg.com/terser/-/terser-5.15.1.tgz#8561af6e0fd6d839669c73b92bdd5777d870ed6c"
-  integrity sha512-K1faMUvpm/FBxjBXud0LWVAGxmvoPbZbfTCYbSgaaYQaIXI3/TdI7a7ZGA73Zrou6Q8Zmz3oeUTsp/dj+ag2Xw==
+terser@^5.14.1, terser@^5.16.1, terser@^5.3.4, terser@^5.9.0:
+  version "5.16.1"
+  resolved "https://registry.yarnpkg.com/terser/-/terser-5.16.1.tgz#5af3bc3d0f24241c7fb2024199d5c461a1075880"
+  integrity sha512-xvQfyfA1ayT0qdK47zskQgRZeWLoOQ8JQ6mIgRGVNwZKdQMU+5FkCBjmv4QjcrTzyZquRw2FVtlJSRUmMKQslw==
   dependencies:
     "@jridgewell/source-map" "^0.3.2"
     acorn "^8.5.0"