clang-format: [Java] Don't break immediately after "throws".

Before:
  public void doSooooooooooooooooooooooooooomething() throws
      LooooooooooooooooooooooooooooongException {}

After:
  public void doSooooooooooooooooooooooooooomething()
      throws LooooooooooooooooooooooooooooongException {}

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@220041 91177308-0d34-0410-b5e6-96231b3b80d8