Merge pull request #31 from Sxderp/pr-fix-block-inversion-key-name

Fix typo in icmp block inversion key name

firewalld/files/zone.xml

   {%- endfor %}
 {%- endif %}
 {%- if 'icmp_block_inversion' in zone %}
-  <icmp-block-inversion name="{{ zone.icmp_blok_inversion }}" />
+  <icmp-block-inversion name="{{ zone.icmp_block_inversion }}" />
 {%- endif %}
 {%- if 'masquerade' in zone %}
   {%- if zone.masquerade %}