detect/byte-math: Support multiplication operator

[jlucovsky]

Issue: 6070

This commit adds support for the multiplication operator to byte-math. The regex for parsing the keyword options was missing the * character.

Link to redmine ticket: 6070

Describe changes:

• Add multiplication operator to the parsing regex.

Provide values to any of the below to override the defaults.

To use a pull request use a branch name like pr/N where N is the pull request number.

SV_REPO=
SV_BRANCH=pr/1244
SU_REPO=
SU_BRANCH=
LIBHTP_REPO=
LIBHTP_BRANCH=

[suricata-qa]

WARNING:

field	baseline	test	%
	SURI_TLPR1_stats_chk
.flow.spare	2181816	2035897	93.31%

Pipeline 14439

[catenacyber]

Here is my quick feedback :
CI : I guess cocci need to be rerun
Code : looks good, and even if better in 7 ;-)
Commits segmentation : ok
Commit messages : ok
Git ID set : ok
CLA : ok
Doc update : none needed
Redmine ticket : ok
Rustfmt : no rust
Tests : ok
Dependencies added: none

[victorjulien]

Is this a backport or should this have been against master?

[catenacyber]

Is this a backport or should this have been against master?

This is not a backport.

This does not need to be against master.

Justification is in the redmine ticket :

Note that 7.0.x supports the * operator as the parser was rewritten.

[jasonish]

Merged via #9023.