fix(ci): correct workflow instructions (#3974)

Tested workflow up to actually releasing the binaries/images:
https://github.com/unionlabs/union/actions/runs/13713369159

Author: PoisonPhang

.github/workflows/release-component.yml

@@ -90,8 +90,8 @@ jobs:
         env:
           COMPONENT: ${{ needs.eval-tag.outputs.component }}
         run: |
-          nix build .#packages.x86_64-linux.\"$COMPONENT\"-image --accept-flake-config
-          cp -Lr result x86_64-linux.\"$COMPONENT\"-image
+          nix build .#packages.x86_64-linux."$COMPONENT"-image --accept-flake-config
+          cp -Lr result x86_64-linux."$COMPONENT"-image
       - uses: actions/upload-artifact@v4
         with:
           name: x86_64-linux.${{ needs.eval-tag.outputs.component }}-image
@@ -140,12 +140,12 @@ jobs:
           nix build .#packages.x86_64-linux."$COMPONENT" --accept-flake-config
           if [[ "$COMPONENT" =~ uniond-release ]]
           then
-            mv result/bin/uniond "$COMPONENT"-x86_64-linux
+            cp result/bin/uniond "$COMPONENT"-x86_64-linux
           elif [[ $ARCHIVE ]]
           then
             tar -zcf "$COMPONENT"-x86_64-linux result
           else
-            mv result/bin/"$COMPONENT" "$COMPONENT"-x86_64-linux
+            cp result/bin/"$COMPONENT" "$COMPONENT"-x86_64-linux
           fi
       - uses: actions/upload-artifact@v4
         with:
@@ -171,12 +171,12 @@ jobs:
           nix build .#packages.aarch64-linux."$COMPONENT" --accept-flake-config
           if [[ "$COMPONENT" =~ uniond-release ]]
           then
-            mv result/bin/uniond "$COMPONENT"-aarch64-linux
+            cp result/bin/uniond "$COMPONENT"-aarch64-linux
           elif [[ $ARCHIVE ]]
           then
             tar -zcf "$COMPONENT"-aarch64-linux result
           else
-            mv result/bin/"$COMPONENT" "$COMPONENT"-aarch64-linux
+            cp result/bin/"$COMPONENT" "$COMPONENT"-aarch64-linux
           fi
       - uses: actions/upload-artifact@v4
         with: