fix(apache-2.2.config.jinja): fix `salt-lint` errors
```bash
Examining apache/files/Debian/apache-2.2.config.jinja of type state
[201] Trailing whitespace
apache/files/Debian/apache-2.2.config.jinja:119
MaxSpareThreads 75
[201] Trailing whitespace
apache/files/Debian/apache-2.2.config.jinja:136
MaxSpareThreads 75
```
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