build(deps): bump ajv (#4787)

Bumps the npm_and_yarn group with 1 update in the /examples/bigbot directory: [ajv](https://github.com/ajv-validator/ajv).


Updates `ajv` from 8.16.0 to 8.18.0
- [Release notes](https://github.com/ajv-validator/ajv/releases)
- [Commits](https://github.com/ajv-validator/ajv/compare/v8.16.0...v8.18.0)

---
updated-dependencies:
- dependency-name: ajv
  dependency-version: 8.18.0
  dependency-type: indirect
  dependency-group: npm_and_yarn
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

examples/bigbot/yarn.lock

@@ -277,27 +277,15 @@ __metadata:
   languageName: node
   linkType: hard
 
-"ajv@npm:^8.0.0":
-  version: 8.16.0
-  resolution: "ajv@npm:8.16.0"
-  dependencies:
-    fast-deep-equal: "npm:^3.1.3"
-    json-schema-traverse: "npm:^1.0.0"
-    require-from-string: "npm:^2.0.2"
-    uri-js: "npm:^4.4.1"
-  checksum: 10c0/6fc38aa8fd4fbfaa7096ac049e48c0cb440db36b76fef2d7d5b7d92b102735670d055d412d19176c08c9d48eaa9d06661b67e59f04943dc71ab1551e0484f88c
-  languageName: node
-  linkType: hard
-
-"ajv@npm:^8.12.0":
-  version: 8.17.1
-  resolution: "ajv@npm:8.17.1"
+"ajv@npm:^8.0.0, ajv@npm:^8.12.0":
+  version: 8.18.0
+  resolution: "ajv@npm:8.18.0"
   dependencies:
     fast-deep-equal: "npm:^3.1.3"
     fast-uri: "npm:^3.0.1"
     json-schema-traverse: "npm:^1.0.0"
     require-from-string: "npm:^2.0.2"
-  checksum: 10c0/ec3ba10a573c6b60f94639ffc53526275917a2df6810e4ab5a6b959d87459f9ef3f00d5e7865b82677cb7d21590355b34da14d1d0b9c32d75f95a187e76fff35
+  checksum: 10c0/e7517c426173513a07391be951879932bdf3348feaebd2199f5b901c20f99d60db8cd1591502d4d551dc82f594e82a05c4fe1c70139b15b8937f7afeaed9532f
   languageName: node
   linkType: hard
 
@@ -1236,13 +1224,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"punycode@npm:^2.1.0":
-  version: 2.3.1
-  resolution: "punycode@npm:2.3.1"
-  checksum: 10c0/14f76a8206bc3464f794fb2e3d3cc665ae416c01893ad7a02b23766eb07159144ee612ad67af5e84fa4479ccfe67678c4feb126b0485651b302babf66f04f9e9
-  languageName: node
-  linkType: hard
-
 "querystringify@npm:^2.1.1":
   version: 2.2.0
   resolution: "querystringify@npm:2.2.0"
@@ -1615,15 +1596,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"uri-js@npm:^4.4.1":
-  version: 4.4.1
-  resolution: "uri-js@npm:4.4.1"
-  dependencies:
-    punycode: "npm:^2.1.0"
-  checksum: 10c0/4ef57b45aa820d7ac6496e9208559986c665e49447cb072744c13b66925a362d96dd5a46c4530a6b8e203e5db5fe849369444440cb22ecfc26c679359e5dfa3c
-  languageName: node
-  linkType: hard
-
 "url-parse@npm:~1.5.10":
   version: 1.5.10
   resolution: "url-parse@npm:1.5.10"