Set release version and base PyTorch version

Author: mthrok

.circleci/config.yml

@@ -36,11 +36,11 @@ binary_common: &binary_common
     build_version:
       description: "version number of release binary; by default, build a nightly"
       type: string
-      default: ""
+      default: "0.8.0"
     pytorch_version:
       description: "PyTorch version to build against; by default, use a nightly"
       type: string
-      default: ""
+      default: "1.7.0"
     # Don't edit these
     python_version:
       description: "Python version to build against (e.g., 3.8)"

.circleci/config.yml.in

@@ -36,11 +36,11 @@ binary_common: &binary_common
     build_version:
       description: "version number of release binary; by default, build a nightly"
       type: string
-      default: ""
+      default: "0.8.0"
     pytorch_version:
       description: "PyTorch version to build against; by default, use a nightly"
       type: string
-      default: ""
+      default: "1.7.0"
     # Don't edit these
     python_version:
       description: "Python version to build against (e.g., 3.8)"