prevent extra updates

Author: aaronj0

.github/workflows/ci.yml

@@ -293,7 +293,6 @@ jobs:
       if: ${{ runner.os == 'Linux' && steps.cache.outputs.cache-hit != 'true' }}
       run: |
         # Install deps
-        sudo apt-get update
         sudo apt-get install valgrind
         sudo apt-get autoremove
         sudo apt-get clean
@@ -744,7 +743,6 @@ jobs:
       if: runner.os == 'Linux'
       run: |
         # Install deps
-        sudo apt-get update
         sudo apt-get install git g++ debhelper devscripts gnupg python3
         sudo apt-get install -y libc6-dbg
         sudo snap install valgrind --classic