Trim SHA to 6 digits.

Author: thejpster

.github/workflows/kicad.yml

@@ -26,7 +26,7 @@ jobs:
       env:
         GITHUB_SHA: ${{ github.sha }}
       run: |
-         sed -i "s~\[Uncontrolled\]~${GITHUB_SHA}~g" Kicad/*.sch Kicad/*.kicad_pcb
+         sed -i "s~\[Uncontrolled\]~${GITHUB_SHA:0:6}~g" Kicad/*.sch Kicad/*.kicad_pcb
     - name: Run KiBot
       uses: nerdyscout/kicad-exports@v2.3
       with: