build(deps): bump the npm_and_yarn group across 2 directories with 2 updates

Bumps the npm_and_yarn group with 1 update in the /core/generator/gapic-generator-typescript directory: [ajv](https://github.com/ajv-validator/ajv).
Bumps the npm_and_yarn group with 1 update in the /core/packages/gax/test/test-application directory: [@grpc/grpc-js](https://github.com/grpc/grpc-node).


Updates `ajv` from 6.12.6 to 6.15.0
- [Release notes](https://github.com/ajv-validator/ajv/releases)
- [Commits](ajv-validator/ajv@v6.12.6...v6.15.0)

Updates `@grpc/grpc-js` from 1.6.12 to 1.14.3
- [Release notes](https://github.com/grpc/grpc-node/releases)
- [Commits](https://github.com/grpc/grpc-node/compare/@grpc/grpc-js@1.6.12...@grpc/grpc-js@1.14.3)

---
updated-dependencies:
- dependency-name: "@grpc/grpc-js"
  dependency-version: 1.14.3
  dependency-type: direct:production
- dependency-name: ajv
  dependency-version: 6.14.0
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

core/generator/gapic-generator-typescript/package-lock.json

@@ -228,11 +228,11 @@
     uuid "^8.0.0"
 
 "@grpc/grpc-js@^1.12.6":
-  version "1.13.3"
-  resolved "https://registry.npmjs.org/@grpc/grpc-js/-/grpc-js-1.13.3.tgz"
-  integrity sha512-FTXHdOoPbZrBjlVLHuKbDZnsTxXv2BlHF57xw6LuThXacXvtkahEPED0CKMk6obZDf65Hv4k3z62eyPNpvinIg==
+  version "1.14.3"
+  resolved "https://registry.yarnpkg.com/@grpc/grpc-js/-/grpc-js-1.14.3.tgz#4c9b817a900ae4020ddc28515ae4b52c78cfb8da"
+  integrity sha512-Iq8QQQ/7X3Sac15oB6p0FmUg/klxQvXLeileoqrTRGJYLV+/9tubbr9ipz0GKHjmXVsgFPo/+W+2cA8eNcR+XA==
   dependencies:
-    "@grpc/proto-loader" "^0.7.13"
+    "@grpc/proto-loader" "^0.8.0"
     "@js-sdsl/ordered-map" "^4.4.2"
 
 "@grpc/proto-loader@^0.7.13":
@@ -797,9 +797,9 @@ agent-base@^7.1.2:
   integrity sha512-jRR5wdylq8CkOe6hei19GGZnxM6rBGwFl3Bg0YItGDimvjGtAvdZk4Pu6Cl4u4Igsws4a1fd1Vq3ezrhn4KmFw==
 
 ajv@^6.12.4:
-  version "6.12.6"
-  resolved "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz"
-  integrity sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==
+  version "6.15.0"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.15.0.tgz#07e982c74626167aa7a2495c53817892d7139492"
+  integrity sha512-fgFx7Hfoq60ytK2c7DhnF8jIvzYgOMxfugjLOSMHjLIPgenqa7S7oaagATUq99mV6IYvN2tRmC0wnTYX6iPbMw==
   dependencies:
     fast-deep-equal "^3.1.1"
     fast-json-stable-stringify "^2.0.0"
@@ -3184,6 +3184,11 @@ prettier@3.3.3:
   resolved "https://registry.npmjs.org/prettier/-/prettier-3.3.3.tgz"
   integrity sha512-i2tDNA0O5IrMO757lfrdQZCc2jPNDVntV0m/+4whiDfWaTKfMNgR7Qz0NAeGz/nRqF4m5/6CLzbP4/liHt12Ew==
 
+prettier@^3.2.5:
+  version "3.8.3"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-3.8.3.tgz#560f2de55bf01b4c0503bc629d5df99b9a1d09b0"
+  integrity sha512-7igPTM53cGHMW8xWuVTydi2KO233VFiTNyF5hLJqpilHfmn8C8gPf+PS7dUT64YcXFbiMGZxS9pCSxL/Dxm/Jw==
+
 proto3-json-serializer@^3.0.0, proto3-json-serializer@^3.0.3:
   version "3.0.3"
   resolved "https://registry.npmjs.org/proto3-json-serializer/-/proto3-json-serializer-3.0.3.tgz"

core/generator/gapic-generator-typescript/yarn.lock

@@ -24,7 +24,7 @@
     "typescript": "^5.1.6"
   },
   "dependencies": {
-    "@grpc/grpc-js": "~1.6.0",
+    "@grpc/grpc-js": "~1.14.3",
     "google-gax": "file:./google-gax.tgz",
     "protobufjs": "^7.0.0",
     "pumpify": "^2.0.1",