Garbage collection of dirty keys (#2263)

ghcide/.hlint.yaml

ghcide/ghcide.cabal

ghcide/src/Development/IDE/Core/FileStore.hs

ghcide/src/Development/IDE/Core/OfInterest.hs

ghcide/src/Development/IDE/Core/Shake.hs

ghcide/src/Development/IDE/Core/Tracing.hs

ghcide/src/Development/IDE/LSP/Notifications.hs

ghcide/src/Development/IDE/Main.hs

ghcide/src/Development/IDE/Plugin/Test.hs

ghcide/src/Development/IDE/Types/Options.hs

ghcide/src/Development/IDE/Types/Shake.hs

ghcide/test/exe/Main.hs

ghcide/test/src/Development/IDE/Test.hs

hls-graph/hls-graph.cabal

hls-graph/src/Development/IDE/Graph.hs

hls-graph/src/Development/IDE/Graph/Database.hs

hls-graph/src/Development/IDE/Graph/Internal/Action.hs

hls-graph/src/Development/IDE/Graph/Internal/Database.hs

hls-graph/src/Development/IDE/Graph/Internal/Types.hs

hls-plugin-api/src/Ide/Plugin/Config.hs