PYTHON: Fix pep8 errors in sss_obfuscate
    
    src/tools/sss_obfuscate:12:1: E302 expected 2 blank lines, found 1
    src/tools/sss_obfuscate:29:80: E501 line too long (111 > 79 characters)
    src/tools/sss_obfuscate:35:1: E302 expected 2 blank lines, found 1
    src/tools/sss_obfuscate:47:80: E501 line too long (107 > 79 characters)
    src/tools/sss_obfuscate:50:13: E265 block comment should start with '# '
    src/tools/sss_obfuscate:58:17: E265 block comment should start with '# '
    src/tools/sss_obfuscate:107:5: E303 too many blank lines (2)
    
    Reviewed-by: Martin Basti <mbasti@redhat.com>
    (cherry picked from commit 37ea8e70fa13ff9ba563300fb15de0e5e6185d68)