ci: fix base container issues (#1088)

- Add base to Dependabot configuration
- Don't disable container for steps that need access to Docker commands

Author: rjaegers

.github/dependabot.yml

@@ -19,6 +19,7 @@ updates:
     cooldown:
       default-days: 7
     directories:
+      - .devcontainer/base
       - .devcontainer/cpp
       - .devcontainer/rust
     schedule:

.github/workflows/release-build.yml

@@ -101,7 +101,7 @@ jobs:
     steps:
       - uses: step-security/harden-runner@20cf305ff2072d973412fa9b1e3a4f227bda3c76 # v2.14.0
         with:
-          disable-sudo-and-containers: true
+          disable-sudo: true
           egress-policy: audit
       - name: Inspect manifest and extract digest
         id: inspect-manifest