Update pyproject.toml

Author: abocquet

pyproject.toml

@@ -1,11 +1,11 @@
 [project]
 name = "bicfit"
 description = "General purpose exponential function fitting"
-dynamic = ["version"]
 keywords = ["fit", "numerics"]
 authors = [
     {name = "Adrien Bocquet", email = "adrienbocquet38@gmail.com"},
 ]
+dynamic = ["version"]
 readme = "README.md"
 license = { file = "LICENSE" }
 
@@ -17,8 +17,8 @@ dependencies = [
 ]
 
 [build-system]
-requires = ["uv_build >= 0.8.17, <0.9.0"]
-build-backend = "uv_build"
+requires = ["flit_core >=3.2,<4"]
+build-backend = "flit_core.buildapi"
 
 [dependency-groups]
 dev = [