make nimble file consistent with CI setup (#147)

websock.nimble

@@ -1,5 +1,5 @@
 ## nim-websock
-## Copyright (c) 2021 Status Research & Development GmbH
+## Copyright (c) 2023 Status Research & Development GmbH
 ## Licensed under either of
 ##  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
 ##  * MIT license ([LICENSE-MIT](LICENSE-MIT))
@@ -14,7 +14,7 @@ description = "WS protocol implementation"
 license     = "MIT"
 skipDirs    = @["examples", "tests"]
 
-requires "nim >= 1.2.0" # nimble will fail to install nim-websock if we are using 1.2.6 here
+requires "nim >= 1.6.0"
 requires "chronos >= 3.0.0"
 requires "httputils >= 0.2.0"
 requires "chronicles >= 0.10.2"
@@ -26,14 +26,9 @@ requires "zlib"
 task test, "run tests":
   let
     envNimflags = getEnv("NIMFLAGS")
-    styleCheckStyle =
-      if (NimMajor, NimMinor) < (1, 6):
-        "hint"
-      else:
-        "error"
     nimFlags = envNimFlags &
       " --verbosity:0 --hints:off --hint:Name:on " &
-      "--styleCheck:usages --styleCheck:" & styleCheckStyle &
+      "--styleCheck:usages --styleCheck:error" &
       " -d:chronosStrictException"
 
   # dont't need to run it, only want to test if it is compileable