Signaler PDA App can suddenly and unexpectedly fire while closed

Client Information: BYOND:516.1680 Key:killermankey <!-- Write **BELOW** The Headers and **ABOVE** The comments else it may not be viewable --> ## Round ID: 17051 <!--- **INCLUDE THE ROUND ID** If you discovered this issue from playing tgstation hosted servers: [Round ID]: # (It can be found in the Status panel or retrieved from https://sb.atlantaned.space/rounds ! The round id let's us look up valuable information and logs for the round the bug happened.)--> <!-- If you are reporting an issue found in another branch or codebase, you MUST link the branch or codebase repo in your issue report or it will be closed. For branches, If you have not pushed your code up, you must either reproduce it on master or push your code up before making an issue report. For other codebases, if you do not have a public code repo you will be refused help unless you can completely reproduce the issue on our code. --> ## Testmerges: Master commit: cbd3624dd3c595ff6c4bf45e8ae4bf942de1e27f Current commit: 8fd603a98003973a690ce0c23417df42adfdca9e - [[TM ONLY] Potentially fixes storyteller spawning extra antags on blood brothers without paying for them](https://github.com/Monkestation/Monkestation2.0/pull/11556) - [ports some TG beartrap code over and reworks beartraps + security traps](https://github.com/Monkestation/Monkestation2.0/pull/11670) - [[PORT] Big Manipulator](https://github.com/Monkestation/Monkestation2.0/pull/11684) - [exploding while jaunting causes a tear in the fabric of reality + chem explosions originate from their reagent holder atom](https://github.com/Monkestation/Monkestation2.0/pull/11696) - [engineering carts + engineering rebalance & fixes](https://github.com/Monkestation/Monkestation2.0/pull/11697) - [you can now tip over flashed cyborgs](https://github.com/Monkestation/Monkestation2.0/pull/11749) - [you can now slice apart base floor plating](https://github.com/Monkestation/Monkestation2.0/pull/11754) - [You're telling me a shrimp worked at this restaurant?](https://github.com/Monkestation/Monkestation2.0/pull/11742) - [Abandoned IPCs](https://github.com/Monkestation/Monkestation2.0/pull/11639) - [adds a visual indicator for blood thickening for bloodsuckers](https://github.com/Monkestation/Monkestation2.0/pull/11773) - [[FEATURE] The security photobooth can now be used to add new people to crew manifest + adds the photobooth to all maps.](https://github.com/Monkestation/Monkestation2.0/pull/11780) - [cyborg sight vision items are now completely innate actions](https://github.com/Monkestation/Monkestation2.0/pull/11752) - [removes roundstart RCDs for station engineers](https://github.com/Monkestation/Monkestation2.0/pull/11797) - [Tappy shoes SFX component](https://github.com/Monkestation/Monkestation2.0/pull/11806) - [Return to monke (jungle fever)](https://github.com/Monkestation/Monkestation2.0/pull/11801) - [wet floor is more hard to spot](https://github.com/Monkestation/Monkestation2.0/pull/11811) <!-- If you're certain the issue is to be caused by a test merge [OOC tab -> Show Server Revision], report it in the pull request's comment section rather than on the tracker(If you're unsure you can refer to the issue number by prefixing said number with #. The issue number can be found beside the title after submitting it to the tracker).If no testmerges are active, feel free to remove this section. --> ## Reproduction: While the pda menu is closed but on the PDA signaler app known as "SignalCommander" The signal set on the app can fire off while doing other actions. <!-- Explain your issue in detail, including the steps to reproduce it. Issues without proper reproduction steps or explanation are open to being ignored/closed by maintainers.--> <!-- **For Admins:** Oddities induced by var-edits and other admin tools are not necessarily bugs. Verify that your issues occur under regular circumstances before reporting them. --> <!-- If you are reporting a runtime error you must include the runtime in your report or your report will be closed. -->