rflint: don't require tests/keywords to have Documentation.

Test and keywords are readable by themselves most of the time. Also, I
noticed that the documentation that I added, is trivial and obvious, so
I don't see a reason to require it.

Fix build after 43b7681 commit.

Author: php-coder

src/main/scripts/ci/check-build-and-verify.sh

@@ -147,6 +147,8 @@ if [ "$RUN_ONLY_INTEGRATION_TESTS" = 'no' ]; then
 			--ignore TooManyTestSteps \
 			--ignore TooFewKeywordSteps \
 			--ignore TooManyTestCases \
+			--ignore RequireTestDocumentation \
+			--ignore RequireKeywordDocumentation \
 			--configure LineTooLong:130 \
 			src/test/robotframework \
 			>rflint.log 2>&1 || RFLINT_STATUS=fail