Fix typo

Author: apoorvaanand1998

basics/components.md

@@ -23,7 +23,7 @@ The main components of GrimoireLab are:
 
 ![](figs/grimoirelab-all-complete.png)
 
-In the figure above, GrimoireLab components are represented in the pale green box. Bold arrows show the main data flow: from data sources to Perceval (which retrieves them), to Arthur (which schedules retrieval batches and stores results in Reddis), to GrimoireELK (which stores retrieved items as raw indexes, and then uses them to produce enriched indexes, both in ElasticSearch), to Reports (to produce specialized reports) or Kibiter (to visualize in actionable dashboards).
+In the figure above, GrimoireLab components are represented in the pale green box. Bold arrows show the main data flow: from data sources to Perceval (which retrieves them), to Arthur (which schedules retrieval batches and stores results in Redis), to GrimoireELK (which stores retrieved items as raw indexes, and then uses them to produce enriched indexes, both in ElasticSearch), to Reports (to produce specialized reports) or Kibiter (to visualize in actionable dashboards).
 
 GrimoireELK uses SortingHat to store all the identities it finds in a MariaDB database. SortingHat uses lists of known identifiers (usually maintained in configuration files) and heuristics to merge identities corresponding to the same person, and related information (such as affiliation).