Re-add rez.vendor.version with redirects and a deprecation warning

Signed-off-by: Jean-Christophe Morin <[email protected]>

src/rez/vendor/version/__init__.py

@@ -0,0 +1,11 @@
+# SPDX-License-Identifier: Apache-2.0
+# Copyright Contributors to the Rez Project
+
+
+import warnings
+
+warnings.warn(
+    "module 'rez.vendor.version' is deprecated and will be removed in 3.0.0. Use 'rez.version' instead.",
+    DeprecationWarning,
+    stacklevel=2
+)

src/rez/vendor/version/requirement.py

@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+# Copyright Contributors to the Rez Project
+
+
+from rez.version._requirement import *

src/rez/vendor/version/util.py

@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+# Copyright Contributors to the Rez Project
+
+
+from rez.version._util import *

src/rez/vendor/version/version.py

@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+# Copyright Contributors to the Rez Project
+
+
+from rez.version._version import *