Set exact similarity-topology version

Package.swift

@@ -11,14 +11,16 @@ let package = Package(
     products: [
         .library(
             name: "SwiftNLP",
-            targets: ["SwiftNLP"]),
+            targets: ["SwiftNLP"]
+        ),
         .executable(
             name: "SwiftNLPVisualizer",
-            targets: ["SwiftNLPVisualizer"]),
+            targets: ["SwiftNLPVisualizer"]
+        ),
     ],
     dependencies: [
         .package(url: "https://github.com/L1MeN9Yu/Elva", .upToNextMajor(from: "2.1.3")),
-        .package(url: "https://github.com/JadenGeller/similarity-topology", .upToNextMajor(from: "0.1.14")),
+        .package(url: "https://github.com/JadenGeller/similarity-topology", .exact("0.1.14")),
         .package(url: "https://github.com/Jounce/Surge.git", .upToNextMajor(from: "2.0.0")),
     ],
     targets: [