SQL Issue on Events Collection

[sgoggins]

Basic SQL Bug introduced to fix:

Traceback (most recent call last):
  File "/home/ubuntu/github/virtualenvs/hosted/lib/python3.11/site-packages/sqlalchemy/engine/base.py", line 1969, in _exec_single_context
    self.dialect.do_execute(
  File "/home/ubuntu/github/virtualenvs/hosted/lib/python3.11/site-packages/sqlalchemy/engine/default.py", line 922, in do_execute
    cursor.execute(statement, parameters)
psycopg2.errors.SyntaxError: syntax error at or near "from"
LINE 2: ...d from pull_requests order by pr_created_at desc; from pull_...
                                                             ^


The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/home/ubuntu/github/virtualenvs/hosted/lib/python3.11/site-packages/celery/app/trace.py", line 451, in trace_task
    R = retval = fun(*args, **kwargs)
                 ^^^^^^^^^^^^^^^^^^^^
  File "/home/ubuntu/github/virtualenvs/hosted/lib/python3.11/site-packages/celery/app/trace.py", line 734, in __protected_call__
    return self.run(*args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/ubuntu/github/augur/augur/tasks/github/events.py", line 36, in collect_events
    collection_strategy.collect(repo_git, key_auth)
  File "/home/ubuntu/github/augur/augur/tasks/github/events.py", line 260, in collect
    self._collect_and_process_pr_events(owner, repo, repo_id, key_auth)
  File "/home/ubuntu/github/augur/augur/tasks/github/events.py", line 322, in _collect_and_process_pr_events
    pr_result = connection.execute(query).fetchall()
                ^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/ubuntu/github/virtualenvs/hosted/lib/python3.11/site-packages/sqlalchemy/engine/base.py", line 1416, in execute
    return meth(
           ^^^^^
  File "/home/ubuntu/github/virtualenvs/hosted/lib/python3.11/site-packages/sqlalchemy/sql/elements.py", line 516, in _execute_on_connection
    return connection._execute_clauseelement(
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/ubuntu/github/virtualenvs/hosted/lib/python3.11/site-packages/sqlalchemy/engine/base.py", line 1639, in _execute_clauseelement
    ret = self._execute_context(
          ^^^^^^^^^^^^^^^^^^^^^^
  File "/home/ubuntu/github/virtualenvs/hosted/lib/python3.11/site-packages/sqlalchemy/engine/base.py", line 1848, in _execute_context
    return self._exec_single_context(
           ^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/ubuntu/github/virtualenvs/hosted/lib/python3.11/site-packages/sqlalchemy/engine/base.py", line 1988, in _exec_single_context
    self._handle_dbapi_exception(
  File "/home/ubuntu/github/virtualenvs/hosted/lib/python3.11/site-packages/sqlalchemy/engine/base.py", line 2343, in _handle_dbapi_exception
    raise sqlalchemy_exception.with_traceback(exc_info[2]) from e
  File "/home/ubuntu/github/virtualenvs/hosted/lib/python3.11/site-packages/sqlalchemy/engine/base.py", line 1969, in _exec_single_context
    self.dialect.do_execute(
  File "/home/ubuntu/github/virtualenvs/hosted/lib/python3.11/site-packages/sqlalchemy/engine/default.py", line 922, in do_execute
    cursor.execute(statement, parameters)
sqlalchemy.exc.ProgrammingError: (psycopg2.errors.SyntaxError) syntax error at or near "from"
LINE 2: ...d from pull_requests order by pr_created_at desc; from pull_...
                                                             ^

[SQL: 
                select pull_request_id, pr_src_number as gh_pr_number, pr_src_id from pull_requests order by pr_created_at desc; from pull_requests WHERE repo_id=287744 order by pr_created_at desc;
            ]
(Background on this error at: https://sqlalche.me/e/20/f405)