feat(cobol): added COBOL module (#2994)

* feat: added COBOL module

* slight README fix

* added command faking for COBOL

* updated COBOL symbol to better suit language

Co-authored-by: Bill Risher <bill@encephaloinvestments.com>

docs/presets/README.md

@@ -115,6 +115,9 @@ format = '\[[$symbol($version)]($style)\]'
 [cmd_duration]
 format = '\[[⏱ $duration ]($style)\]'
 
+[cobol]
+format = '\[[$symbol($version)]($style)\]'
+
 [conda]
 format = '\[[$symbol$environment]($style)\]'
 
@@ -276,6 +279,9 @@ deleted = "x"
 [aws]
 symbol = "aws "
 
+[cobol]
+symbol = "cobol "
+
 [conda]
 symbol = "conda "
 
@@ -379,6 +385,9 @@ This preset hides the version of language runtimes. If you work in containers or
 [cmake]
 format = "via [$symbol]($style)"
 
+[cobol]
+format = "via [$symbol]($style)"
+
 [crystal]
 format = "via [$symbol]($style)"