use new cli argument instead

.woodpecker/commitBuild.yml

@@ -4,7 +4,7 @@ pipeline:
     commands:
       - corepack enable
       - yarn set version berry
-      - yarn install --frozen-lockfile
+      - yarn install --immutable
       - yarn build
 
 matrix:

.woodpecker/commitDatabase.yml

@@ -5,7 +5,7 @@ pipeline:
       - cp .config/ci.yml .config/default.yml
       - corepack enable
       - yarn set version berry
-      - yarn install --frozen-lockfile
+      - yarn install --immutable
       - yarn build
       - yarn migrate
 

.woodpecker/prSecurityCheck.yml

@@ -3,7 +3,8 @@ pipeline:
     image: node:latest
     commands:
       - corepack enable
-      - yarn install --frozen-lockfile
+      - yarn set version berry
+      - yarn install --immutable
 
 when:
   event: pull_request