Enable LGTM as PR-gating checks (#7197)

(cherry picked from commit 48ccfe734aac39107c1fa16e2e961027089cb85e)
diff --git a/.asf.yaml b/.asf.yaml
index 279389d..a80149f 100644
--- a/.asf.yaml
+++ b/.asf.yaml
@@ -41,6 +41,9 @@
           - concourse-ci/build
           - concourse-ci/unit-test-openjdk11
           - concourse-ci/unit-test-openjdk8
+          - "LGTM analysis: Java"
+          - "LGTM analysis: Python"
+          - "LGTM analysis: JavaScript"
 
       required_pull_request_reviews:
         dismiss_stale_reviews: false