message: make package range a bit less rigid
diff: @@ -27,8 +27,8 @@ export const extensionManager: Promise<ExtensionManager> = ExtensionManager.Crea
  export const oldCorePackage = '@microsoft.azure/autorest-core';
  export const newCorePackage = '@autorest/core';
  -const basePkgVersion = pkgVersion.indexOf('-') > -1 ? pkgVersion.substring(0, pkgVersion.indexOf('-')) : pkgVersion;
  -const versionRange = `~${basePkgVersion}`; // the version range of the core package required.
  +const basePkgVersion = semver.parse(pkgVersion.indexOf('-') > -1 ? pkgVersion.substring(0, pkgVersion.indexOf('-')) : pkgVersion);
  +const versionRange = `~${basePkgVersion.major}.${basePkgVersion.minor}.0`; // the version range of the core package required.
  export const networkEnabled: Promise<boolean> = new Promise<boolean>((r, j) => {
  lookup('8.8.8.8', 4, (err, address, family) => {
  