Generate workflow files with a Jinja template (open-telemetry#4041)

* Generate workflow files with a Jinja template

Fixes open-telemetry#4040

* Update contrib SHA in tox.ini

* Update workflows

* Update workflows

* Update tox.ini contrib SHA

* Update tox.ini contrib sha

Author: ocelotl

.github/workflows/contrib_0.yml

@@ -0,0 +1,21 @@
+from pathlib import Path
+
+from generate_workflows_lib import (
+    generate_test_workflow,
+    generate_lint_workflow,
+    generate_contrib_workflow,
+    generate_misc_workflow
+)
+
+tox_ini_path = Path(__file__).parent.parent.parent.joinpath("tox.ini")
+workflows_directory_path = Path(__file__).parent
+
+generate_test_workflow(
+    tox_ini_path,
+    workflows_directory_path,
+    "ubuntu-latest",
+    "windows-latest",
+)
+generate_lint_workflow(tox_ini_path, workflows_directory_path)
+generate_contrib_workflow(workflows_directory_path)
+generate_misc_workflow(tox_ini_path, workflows_directory_path)