Merge branch 'ftesson_defense_index' into 'main'

add hugo sentence + correct misspelling

See merge request !217

content/3.defense-systems/0.index.md

@@ -8,9 +8,9 @@ relevantAbstracts:
 
 # List of defense systems
 
-The knowledge of anti-phage defense systems is ever expanding. The spectacular increase of the number of known systems in the past years suggests that many of them are still to be discovered. As of april 2022, 63 defense systems have been described. To our knowledge, there are currently in the following table, 151 systems. 
+The knowledge of anti-phage defense systems is ever-expanding. The spectacular increase in the number of known systems in the past years suggests that many of them are still to be discovered. As of April 2022, 63 defense systems have been described. There are currently 152 defense systems described in this table. To the extent of our knowledge, this covers all the defense systems described in the literature.
 
-This table summarizes some info for each systems (that can be search in the ***Search...*** field below), and contains link toward corresponding wiki page.
+This table summarizes some info for each system (that can be searched in the ***Search...*** field below), and contains a link to the corresponding wiki page.