Colors: support --colors-symbol

src/data/help.txt

@@ -136,6 +136,7 @@ Module specific options:
     --command-shell <str>:                   Set the shell program to execute the command text. Default is cmd for Windows, csh for FreeBSD, bash for others
     --command-key <str>:                     Set the module key to display
     --command-text <str>:                    Set the command text to be executed
+    --colors-symbol <str>:                   Set the symbol to be printed by Colors module. Default is block
 
 Parsing is not case sensitive. E.g. "--lib-PCI" is equal to "--Lib-Pci"
 If a value starts with a ?, it is optional. "true" will be used if not set.

src/data/json_schema.jsonc

@@ -436,7 +436,7 @@
                             {
                                 "properties": {
                                     "type": {
-                                        "enum": ["Break", "Colors"]
+                                        "enum": ["Break"]
                                     }
                                 },
                                 "additionalProperties": false
@@ -547,6 +547,26 @@
                                 },
                                 "additionalProperties": false
                             },
+                            {
+                                "properties": {
+                                    "type": {
+                                        "enum": ["Colors"]
+                                    },
+                                    "symbol": {
+                                        "title": "Set the symbol to use",
+                                        "type": "string",
+                                        "enum": [
+                                            "block",
+                                            "circle",
+                                            "diamond",
+                                            "triangle",
+                                            "square",
+                                            "star"
+                                        ],
+                                        "default": "blocks"
+                                    }
+                                }
+                            },
                             {
                                 "properties": {
                                     "type": {