.github/workflows/dist.yml: Remove PIP_CONSTRAINT

Author: mkoeppe

.github/workflows/dist.yml

@@ -175,7 +175,7 @@ jobs:
       CIBW_PROJECT_REQUIRES_PYTHON: ">=3.9"
       # Run before wheel build
       CIBW_BEFORE_BUILD_WINDOWS: |
-        pip install delvewheel && msys2 -c "set -x; cat constraints.txt && (echo passagemath-conf @ file:///D:/a/sage/sage/pkgs/sage-conf && echo passagemath-setup @ file:///D:/a/sage/sage/pkgs/sage-setup && echo passagemath-environment @ file:///D:/a/sage/sage/pkgs/sagemath-environment) > constraints.txt && cat constraints.txt"
+        pip install delvewheel
       # Environment during wheel build
       # PYTHONUTF8=1 is for delvewheel
       CIBW_ENVIRONMENT: >-
@@ -184,7 +184,6 @@ jobs:
         LIB="D:\\a\\sage\\sage\\sage-local\\bin;D:\\a\\sage\\sage\\sage-local\\lib;%LIB%"
         PKG_CONFIG_PATH=$(pwd)/prefix/lib/pkgconfig:$PKG_CONFIG_PATH
         ACLOCAL_PATH=/usr/share/aclocal
-        PIP_CONSTRAINT=D:\\a\\sage\\sage\\constraints.txt
         PIP_FIND_LINKS=D:\\a\\sage\\sage\\wheelhouse' 'D:\\a\\sage\\sage\\dist
         SAGE_NUM_THREADS=6
         PYTHONUTF8=1