Bump pocketmine/math from 0.2.6 to 0.3.0

Bumps [pocketmine/math](https://github.com/pmmp/Math) from 0.2.6 to 0.3.0.
- [Release notes](https://github.com/pmmp/Math/releases)
- [Commits](pmmp/Math@0.2.6...0.3.0)

---
updated-dependencies:
- dependency-name: pocketmine/math
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

composer.json

@@ -31,7 +31,7 @@
       "pocketmine/classloader": "^0.1.0",
       "pocketmine/log": "^0.2.0",
       "pocketmine/log-pthreads": "^0.1.0",
-      "pocketmine/math": "^0.2.0",
+      "pocketmine/math": "^0.3.0",
       "pocketmine/nbt": "^0.2.18",
       "pocketmine/raklib": "^0.12.7",
       "pocketmine/snooze": "^0.1.0",