Merge pull request #40132 from bruceauyeung/k8s-branch-add-invalid-and-valid-tokens-in-TestValidateToken-testcase

Automatic merge from submit-queue

add test tokens for TestValidateToken
Signed-off-by: bruceauyeung <ouyang.qinhua@zte.com.cn>


**What this PR does / why we need it**:

1. add invalid tokens which token ID and token secret contain special characters such as `*`
2. add valid tokens which  token ID and token secret contain mixed lowercase characters and numeric numbers