Remove trailing ; in QL language spec
Remove trailing ; in QL language spec

(cherry picked from commit c91815f44dc7203d57d5f3c985c6152c424c492c)

github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql