ci: remove semgrep diff aware checks (#841)

Author: venikkin

.teamcity/builds/SemgrepCheck.kt

@@ -15,7 +15,6 @@ class SemgrepCheck(id: String, name: String, scalaVersion: ScalaVersion) :
   init {
 
     params.password("env.SEMGREP_APP_TOKEN", "%semgrep-app-token%")
-    params.text("env.SEMGREP_BASELINE_REF", DEFAULT_BRANCH)
     params.text("env.SEMGREP_REPO_NAME", FULL_GITHUB_REPOSITORY)
     params.text("env.SEMGREP_REPO_URL", GITHUB_URL)
     params.text("env.SEMGREP_BRANCH", "%teamcity.build.branch%")