Update to latest zig

zig version 0.11.0-dev.827+8c8f6bfa6

Author: joachimschmidt557

build.zig

@@ -1,12 +1,11 @@
 const Builder = @import("std").build.Builder;
 
 pub fn build(b: *Builder) void {
+    const target = b.standardTargetOptions(.{});
     const mode = b.standardReleaseOptions();
-    const lib = b.addStaticLibrary("zig-boyer-moore", "src/main.zig");
-    lib.setBuildMode(mode);
-    lib.install();
 
     var main_tests = b.addTest("src/main.zig");
+    main_tests.setTarget(target);
     main_tests.setBuildMode(mode);
 
     const test_step = b.step("test", "Run library tests");

src/main.zig

@@ -1,7 +1,8 @@
+const std = @import("std");
+
 pub const bitap = @import("bitap.zig");
 pub const boyer_moore = @import("boyer_moore.zig");
 
-test "" {
-    _ = @import("bitap.zig");
-    _ = @import("boyer_moore.zig");
+test {
+    std.testing.refAllDeclsRecursive(@This());
 }