Upgrade version bounds on package dependency 'base'

takkyuu.cabal

@@ -23,7 +23,7 @@ library
                      , Text.Takkyuu.Proto
                      , Text.Takkyuu.Visualization
   -- other-extensions:
-  build-depends:       base >=4.14 && <4.15
+  build-depends:       base >=4.14 && <4.17
                      , containers >=0.6 && <0.7
   hs-source-dirs:      lib
   default-language:    Haskell2010