Remove linter test funcs (#607)

Author: mattnite

build.zig

@@ -862,5 +862,3 @@ inline fn custom_find_import_pkg_hash_or_fatal(comptime dep_name: []const u8) []
 
     @panic("dependency not found");
 }
-
-fn myFunc() void {}

port/nordic/nrf5x/src/hal.zig

@@ -24,5 +24,3 @@ test "hal tests" {
 
     _ = drivers;
 }
-
-pub fn myFunc() void {}