It's not about placating the American market for financial success, it's that the government won't allow the movie to be released unless they add these elements in it, and Hollywood bows to this.
For your what-aboutism to work, you're going to need to find a movie that the US government interfered with, to fit its agenda, otherwise it would prevent the release of, and Hollywood going along with it.
Not quite: https://www.theguardian.com/film/2022/may/26/top-gun-for-hir...
The US military had them delete the US bombing of Hiroshima and Nagasaki from the 2014 release of Godzilla - something pretty essential to the "lore".
There's nothing stopping the filmmaker from creating those items as props, using CGI, ... and releasing their movie, completely ignoring the demands of the Defense Department.
China, unlike the US, has a quota on the number of foreign films it allows to be imported into the country, and to be selected for one of these coveted spots, Hollywood and film makers change the content of the their movies to fit the narrative of the Chinese government. Try marking Taiwan as an independent country and see where that gets you, for example. Alternatively, try releasing a movie sympathetic to the Taliban, or being critical of America in Vietnam, Iraq, Afghanistan. No one will stop you. The two countries are not equally problematic here.
"By the end of the 1980s and early 1990s, Hollywood producers were stressing script writers to create military-related plots to gain production power from the U.S. military."
The Guardian also has a really great article on this [2] from back before they joined said complex. It comes down to the exact same thing with China. They want those Yuan, and randomly shoehorning controversial geopolitical maps into a Barbie movie is going to help you on that path.
[1] - https://en.wikipedia.org/wiki/Military%E2%80%93entertainment...
[2] - https://www.theguardian.com/film/2009/jul/06/us-military-hol...