Remove --frozen-lockfile from Dockerfile to allow lockfile updates

The lockfile can have minor changes between environments, so using
--frozen-lockfile was causing build failures.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

activepieces-fork/Dockerfile

@@ -55,9 +55,9 @@ WORKDIR /usr/src/app
 # Copy only dependency files first for better layer caching
 COPY .npmrc package.json bun.lock ./
 
-# Install all dependencies with frozen lockfile
+# Install all dependencies
 RUN --mount=type=cache,target=/root/.bun/install/cache \
-    bun install --frozen-lockfile
+    bun install
 
 # Copy source code after dependency installation
 COPY . .