refactor: update steamuser and steampass paths in jk2server config

The code changes refactor the paths for `steamuser` and `steampass` in the configuration file of the `jk2server`. The previous paths were incorrect, so they have been updated to point to the correct location.

.github/workflows/update-check.yml

@@ -33,11 +33,11 @@ jobs:
 
       - name: Insert steamuser
         if: matrix.shortname == 'jk2'
-        run: sed -i 's/steamuser=""/steamuser="${STEAMCMD_USER}"/g' lgsm/config-lgsm/cssserver/common.cfg
+        run: sed -i 's/steamuser=""/steamuser="${STEAMCMD_USER}"/g' lgsm/config-lgsm/jk2server/common.cfg
 
       - name: Insert steampass
         if: matrix.shortname == 'jk2'
-        run: sed -i 's/steampass=""/steampass='${STEAMCMD_PASS}' lgsm/config-lgsm/cssserver/common.cfg
+        run: sed -i 's/steampass=""/steampass='${STEAMCMD_PASS}' lgsm/config-lgsm/jk2server/common.cfg
 
       - name: Install server
         run: LGSM_GITHUBBRANCH="${GITHUB_REF#refs/heads/}" ./${{ matrix.shortname }}server auto-install