remove conda directory (migrate to pixi)

conda/meta.yaml

@@ -1,30 +0,0 @@
-{% set name = "sqlmodel-pg-kit" %}
-{% set version = "0.1.0" %}
-
-package:
-  name: {{ name|lower }}
-  version: {{ version }}
-
-source:
-  path: ..
-
-build:
-  noarch: python
-  script: "{{ PYTHON }} -m pip install . -vv"
-
-requirements:
-  host:
-    - python >=3.10
-    - pip
-  run:
-    - python >=3.10
-    - sqlmodel >=0.0.16
-    - psycopg >=3.1
-    - asyncpg >=0.29
-    - alembic >=1.13
-    - pydantic >=2.6
-
-about:
-  license: MIT
-  summary: Reusable SQLModel + PostgreSQL kit.
-