doc: add sudo where needed
@@ -82,7 +82,7 @@ You have some options to avoid running them as root:
First load the required information and verify the paths:
```sh
- kdb mount-info
+ sudo kdb mount-info
echo `kdb sget system:/info/elektra/constants/cmake/CMAKE_INSTALL_PREFIX .`/`kdb sget system:/info/elektra/constants/cmake/KDB_DB_SPEC .`
echo `kdb sget system:/info/elektra/constants/cmake/KDB_DB_SYSTEM .`
```
@@ -90,8 +90,8 @@ You have some options to avoid running them as root:
Then change the permissions:
```sh
- chown -R `whoami` `kdb sget system:/info/elektra/constants/cmake/CMAKE_INSTALL_PREFIX .`/`kdb sget system:/info/elektra/constants/cmake/KDB_DB_SPEC .`
- chown -R `whoami` `kdb sget system:/info/elektra/constants/cmake/KDB_DB_SYSTEM .`
+ sudo chown -R `whoami` `kdb sget system:/info/elektra/constants/cmake/CMAKE_INSTALL_PREFIX .`/`kdb sget system:/info/elektra/constants/cmake/KDB_DB_SPEC .`
+ sudo chown -R `whoami` `kdb sget system:/info/elektra/constants/cmake/KDB_DB_SYSTEM .`
```
After that all test cases should run successfully as described above.
