Fix release process in light of changing to independent versioning (#7357)

* Remove workflow

- Not applicable anymore since each package has its own version

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Fix daily-alpha to be based on core version

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* lerna.json no longer will be updated during releases

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Use the prerelease parts of @k8slens/core to determine dist tag

Signed-off-by: Sebastian Malton <sebastian@malton.name>

---------

Signed-off-by: Sebastian Malton <sebastian@malton.name>

packages/release-tool/src/index.ts

@@ -158,7 +158,7 @@ async function createReleaseBranchAndCommit(prBase: string, version: SemVer, prB
   const prBranch = `release/v${version.format()}`;
 
   await pipeExecFile("git", ["checkout", "-b", prBranch]);
-  await pipeExecFile("git", ["add", "lerna.json", "packages/*/package.json"]);
+  await pipeExecFile("git", ["add", "packages/*/package.json"]);
   await pipeExecFile("git", ["commit", "-sm", `Release ${version.format()}`]);
   await pipeExecFile("git", ["push", "--set-upstream", "origin", prBranch]);