feat(languages): add cobol language (@liandeguo) (#5589)

* Added cobol

* Create code_cobol.json

* Update _groups.json

Author: liandeguo

frontend/static/languages/_groups.json

@@ -585,7 +585,8 @@
       "code_assembly",
       "code_v",
       "code_ook",
-      "code_typescript"
+      "code_typescript",
+      "code_cobol"
     ]
   }
 ]

frontend/static/languages/_list.json

@@ -338,4 +338,5 @@
   ,"code_ook"
   ,"code_typescript"
   ,"xhosa"
+  ,"code_cobol"
 ]

frontend/static/languages/code_cobol.json

@@ -0,0 +1,111 @@
+{
+    "name": "code_cobol",
+    "noLazyMode": true,
+    "words": [
+      "ACCEPT",
+      "ACCESS",
+      "ADD",
+      "ADDRESS",
+      "ADVANCING",
+      "AFTER",
+      "ALL",
+      "ALPHABET",
+      "ALPHABETIC",
+      "ALPHABETIC-LOWER",
+      "ALPHABETIC-UPPER",
+      "ALPHANUMERIC",
+      "ALPHANUMERIC-EDITED",
+      "ALSO",
+      "ALTER",
+      "ALTERNATE",
+      "AND",
+      "ANY",
+      "APPLY",
+      "ARE",
+      "AREA",
+      "AREAS",
+      "ASCENDING",
+      "ASSIGN",
+      "AT",
+      "AUTHOR",
+      "BASIS",
+      "BEFORE",
+      "BINARY",
+      "BLANK",
+      "BLOCK",
+      "BOTTOM",
+      "BY",
+      "CALL",
+      "CANCEL",
+      "CD",
+      "CF",
+      "CH",
+      "CHARACTER",
+      "CHARACTERS",
+      "CLASS",
+      "CLOSE",
+      "COBOL",
+      "CODE",
+      "CODE-SET",
+      "COLLATING",
+      "COLUMN",
+      "COM-REG",
+      "COMMA",
+      "COMMON",
+      "COMMUNICATION",
+      "COMP",
+      "COMP-1",
+      "COMP-2",
+      "COMP-3",
+      "COMP-4",
+      "COMP-5",
+      "COMPUTATIONAL",
+      "COMPUTATIONAL-1",
+      "COMPUTATIONAL-2",
+      "COMPUTATIONAL-3",
+      "COMPUTATIONAL-4",
+      "COMPUTATIONAL-5",
+      "COMPUTE",
+      "CONFIGURATION",
+      "CONTAINS",
+      "CONTENT",
+      "CONTINUE",
+      "CONTROL",
+      "CONTROLS",
+      "COPY",
+      "CORR",
+      "CORRESPONDING",
+      "COUNT",
+      "CURRENCY",
+      "DATA",
+      "DATE-COMPILED",
+      "DATE-WRITTEN",
+      "DAY",
+      "DAY-OF-WEEK",
+      "DBCS",
+      "DE",
+      "DEBUG-CONTENTS",
+      "DEBUG-ITEM",
+      "DEBUG-LINE",
+      "DEBUG-NAME",
+      "DEBUG-SUB-1",
+      "DEBUG-SUB-2",
+      "DEBUG-SUB-3",
+      "DEBUGGING",
+      "DECIMAL-POINT",
+      "DECLARATIVES",
+      "DELETE",
+      "DELIMITED",
+      "DELIMITER",
+      "DEPENDING",
+      "DESCENDING",
+      "DISABLE",
+      "DISPLAY",
+      "DIVIDE",
+      "DIVISION",
+      "DOWN",
+      "DUPLICATES",
+      "DYNAMIC",
+      "EGCS"
+    ]
+  }