build: simplify requirements to single requirements-dev.txt

Author: henryborchers

Jenkinsfile

@@ -262,6 +262,7 @@ def mac_wheels(){
                 stage("Universal2 Wheel: Python ${pythonVersion}"){
                     stage('Make Universal2 wheel'){
                         node("mac && python${pythonVersion}") {
+                            checkout scm
                             unstash "python${pythonVersion} m1 mac wheel"
                             unstash "python${pythonVersion} mac x86_64 wheel"
                             def wheelNames = []