CI: Fix bump version step (#75047)

needs brackets

.drone.yml

@@ -1712,7 +1712,7 @@ steps:
   name: yarn-install
 - commands:
   - apk add --update jq
-  - new_version=$(cat package.json | jq .version | sed s/pre/$DRONE_BUILD_NUMBERpre/g)
+  - new_version=$(cat package.json | jq .version | sed s/pre/${DRONE_BUILD_NUMBER}pre/g)
   - 'echo "New version: $new_version"'
   - yarn run lerna version $new_version --exact --no-git-tag-version --no-push --force-publish
     -y
@@ -4202,6 +4202,6 @@ kind: secret
 name: gcr_credentials
 ---
 kind: signature
-hmac: 7c1a3c428fbf63231d5ebc9edafbcc8aed44a516b636aabd4454f2e4483c0672
+hmac: b7009bea932e621db567d1d9da72bd69d408c304585255e1c297dd63d60d956c
 
 ...

scripts/drone/steps/lib.star

@@ -424,7 +424,7 @@ def update_package_json_version():
         ],
         "commands": [
             "apk add --update jq",
-            "new_version=$(cat package.json | jq .version | sed s/pre/$DRONE_BUILD_NUMBERpre/g)",
+            "new_version=$(cat package.json | jq .version | sed s/pre/${DRONE_BUILD_NUMBER}pre/g)",
             "echo \"New version: $new_version\"",
             "yarn run lerna version $new_version --exact --no-git-tag-version --no-push --force-publish -y",
             "yarn install --mode=update-lockfile",