Issue #14631: Added Javadocs for OPTGROUP_TAG_START in JavadocTokenTypes

[bhavikajain8-coder]

Issue #14631

Command used

java -jar checkstyle-10.26.1-all.jar -J Test.java | sed "s/\[[0-9]\+:[0-9]\+\]//g"

Test.java

/**
* @code <optgroup>
 */
public class Test {

}

brahm@Ashishbrahmadande MINGW64 ~/OPTGROUP_TAG_START start
$ java -jar checkstyle-10.26.1-all.jar -J Test.java | sed "s/\[[0-9]\+:[0-9]\+\]//g"
COMPILATION_UNIT -> COMPILATION_UNIT
`--CLASS_DEF -> CLASS_DEF
    |--MODIFIERS -> MODIFIERS
    |   |--BLOCK_COMMENT_BEGIN -> /*
    |   |   |--COMMENT_CONTENT -> *\r\n* @code <optgroup>\r\n
    |   |   |   `--JAVADOC -> JAVADOC
    |   |   |       |--NEWLINE -> \r\n
    |   |   |       |--LEADING_ASTERISK -> *
    |   |   |       |--WS ->
    |   |   |       |--JAVADOC_TAG -> JAVADOC_TAG
    |   |   |       |   |--CUSTOM_NAME -> @code
    |   |   |       |   |--WS ->
    |   |   |       |   `--DESCRIPTION -> DESCRIPTION
    |   |   |       |       |--HTML_ELEMENT -> HTML_ELEMENT
    |   |   |       |       |   `--OPTGROUP_TAG_START -> OPTGROUP_TAG_START
    |   |   |       |       |       |--START -> <
    |   |   |       |       |       |--OPTGROUP_HTML_TAG_NAME -> optgroup
    |   |   |       |       |       `--END -> >
    |   |   |       |       |--NEWLINE -> \r\n
    |   |   |       |       `--TEXT ->
    |   |   |       `--EOF -> <EOF>
    |   |   `--BLOCK_COMMENT_END -> */
    |   `--LITERAL_PUBLIC -> public
    |--LITERAL_CLASS -> class
    |--IDENT -> Test
    `--OBJBLOCK -> OBJBLOCK
        |--LCURLY -> {
        `--RCURLY -> }

[romani]

https://www.w3schools.com/tags/tag_optgroup.asp

Please put some <option to show almost real execution

[romani]

Please read and watch videos at Starting_Development.
Please make CI green.

[romani]

Please read and watch videos at Starting_Development.
Please make CI green.