[Form] Fixed TimeType not to render a "size" attribute in select tags
merged branch bschussek/issue6153 (PR #7155)

This PR was merged into the 2.1 branch.

Commits
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b7bd630 [Form] Fixed TimeType not to render a "size" attribute in select tags

Discussion
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[Form] Fixed TimeType not to render a "size" attribute in select tags

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #6153
| License       | MIT
| Doc PR        | -