updated RELEASE.md to reflect currenct practices

Removed Build Id from the nightly version string.

RELEASE.md

@@ -8,10 +8,9 @@ This repository outputs two artifacts:
 
 This repository follows Semantic Versioning 2.0.0
 The artifacts will be versioned as follows:
-- **nightly**: 1.0.0-nightly-buildBUILDID-shortSHA
+- **nightly**: 1.0.0-nightly-shortSHA
     - The version names contain "nightly".
     - Leading number of pre-release version tracked in master.
-    - build date and time is part of version string.
     - build meta data of SHA hash is appended to version string.
     - May be buggy
     - Features may be removed at any time.
@@ -41,8 +40,8 @@ The artifacts will be versioned as follows:
 # Nightly Release Process
 
 After every commit that successfully passes all tests, the following actions are performed:
-- The GPU Operator container is persisted on the dockerhub registry (e.g: 1.X.Y-nightly-buildBUILDID-shortSHA)
-- The GPU Operator helm chart is pushed on the repository's github pages (e.g: 1.X.Y-nightly-buildBUILDID-shortSHA)
+- The GPU Operator container is persisted on the dockerhub registry (e.g: 1.X.Y-nightly-shortSHA)
+- The GPU Operator helm chart is pushed on the repository's github pages (e.g: 1.X.Y-nightly-shortSHA)
 
 # Release Process