Update brick/math requirement from >=0.12, <0.18 to >=0.12, <0.19 (#172)

Author: dependabot[bot]

composer.json

@@ -18,7 +18,7 @@
         "php": "^8.3",
         "guzzlehttp/guzzle": "^7.0",
         "ext-json": "*",
-        "brick/math": ">=0.12, <0.18"
+        "brick/math": ">=0.12, <0.19"
     },
     "require-dev": {
         "phpunit/phpunit": "^9.5 || ^11.0 || ^12.0"