build: relax version constraints slightly on delta-spark and pyspark

issues with finding specific versions on conda

Author: georgeRobertson

poetry.lock

@@ -33,7 +33,7 @@ packages = [
 python = ">=3.10,<3.13"  # breaking changes beyond 3.12
 boto3 = ">=1.34.162,<1.36"  # breaking change beyond 1.36
 botocore = ">=1.34.162,<1.36"  # breaking change beyond 1.36
-delta-spark = "3.2.0"
+delta-spark = ">3.0.0,<=3.2.0"
 duckdb = "1.1.3"  # breaking changes beyond 1.1
 Jinja2 = "3.1.6"
 lxml = "6.1.1"
@@ -43,7 +43,7 @@ pandas = "2.3.3"
 polars = "0.20.31"
 pyarrow = "23.0.1"
 pydantic = "1.10.19"
-pyspark = "3.5.2"
+pyspark = ">=3.0.0,<=3.5.2"
 typing_extensions = "4.15.0"
 urllib3 = "2.7.0"  # dependency of boto3 & botocore