Bump test from 1.24.7 to 1.25.0 in /examples/file_generation_mode

Bumps [test](https://github.com/dart-lang/test/tree/master/pkgs) from 1.24.7 to 1.25.0.
- [Release notes](https://github.com/dart-lang/test/releases)
- [Commits](https://github.com/dart-lang/test/commits/test-v1.25.0/pkgs)

---
updated-dependencies:
- dependency-name: test
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

examples/file_generation_mode/pubspec.lock

@@ -172,10 +172,10 @@ packages:
     dependency: transitive
     description:
       name: matcher
-      sha256: "1803e76e6653768d64ed8ff2e1e67bea3ad4b923eb5c56a295c3e634bad5960e"
+      sha256: d2323aa2060500f906aa31a895b4030b6da3ebdcc5619d14ce1aada65cd161cb
       url: "https://pub.dev"
     source: hosted
-    version: "0.12.16"
+    version: "0.12.16+1"
   meta:
     dependency: transitive
     description:
@@ -340,26 +340,26 @@ packages:
     dependency: "direct dev"
     description:
       name: test
-      sha256: a20ddc0723556dc6dd56094e58ec1529196d5d7774156604cb14e8445a5a82ff
+      sha256: "3d028996109ad5c253674c7f347822fb994a087614d6f353e6039704b4661ff2"
       url: "https://pub.dev"
     source: hosted
-    version: "1.24.7"
+    version: "1.25.0"
   test_api:
     dependency: transitive
     description:
       name: test_api
-      sha256: "5c2f730018264d276c20e4f1503fd1308dfbbae39ec8ee63c5236311ac06954b"
+      sha256: "9955ae474176f7ac8ee4e989dadfb411a58c30415bcfb648fa04b2b8a03afa7f"
       url: "https://pub.dev"
     source: hosted
-    version: "0.6.1"
+    version: "0.7.0"
   test_core:
     dependency: transitive
     description:
       name: test_core
-      sha256: "96382d0bc826e260b077bb496259e58bc82e90b603ab16cd5ae95dfe1dfcba8b"
+      sha256: "2bc4b4ecddd75309300d8096f781c0e3280ca1ef85beda558d33fcbedc2eead4"
       url: "https://pub.dev"
     source: hosted
-    version: "0.5.7"
+    version: "0.6.0"
   typed_data:
     dependency: transitive
     description:

examples/file_generation_mode/pubspec.yaml

@@ -13,4 +13,4 @@ dependencies:
 dev_dependencies:
   lints: ^2.1.1
   tachyon: ^0.2.0
-  test: ^1.24.7
+  test: ^1.25.0