build(deps): bump flame from 1.14.0 to 1.15.0

Bumps [flame](https://github.com/flame-engine/flame) from 1.14.0 to 1.15.0.
- [Release notes](https://github.com/flame-engine/flame/releases)
- [Changelog](https://github.com/flame-engine/flame/blob/main/CHANGELOG.md)
- [Commits](flame-engine/flame@flame-v1.14.0...flame-v1.15.0)

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

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

pubspec.lock

@@ -309,10 +309,10 @@ packages:
     dependency: "direct main"
     description:
       name: flame
-      sha256: "61c42b966a6b1f44ee093194e6701d45b14fdda1859c14fe68a39489454bfbd4"
+      sha256: "2a2352741500ce47823dcf212f06b23e9bdb622454eab90244ee6da58e23b488"
       url: "https://pub.dev"
     source: hosted
-    version: "1.14.0"
+    version: "1.15.0"
   flame_audio:
     dependency: "direct main"
     description:

pubspec.yaml

@@ -10,7 +10,7 @@ environment:
 dependencies:
   bloc: ^8.1.2
   equatable: ^2.0.5
-  flame: ^1.8.1
+  flame: ^1.15.0
   flame_audio: ^2.1.7
   flame_behaviors: ^0.2.0
   flame_tiled: ^1.12.0