Pin zig version to stable release

Author: joachimschmidt557

.github/workflows/main.yml

@@ -18,6 +18,6 @@ jobs:
         submodules: true
     - uses: goto-bus-stop/setup-zig@v2
       with:
-        version: master
+        version: 0.11.0
     - name: Build
       run: zig build test

README.md

@@ -3,7 +3,7 @@
 ![CI](https://github.com/ziglibs/zig-string-searching/workflows/CI/badge.svg)
 
 Implementation of some string-search algorithms in
-[zig](https://ziglang.org).
+[zig](https://ziglang.org). Compatible with zig v0.11.0.
 
 ### Boyer-Moore string searching
 

build.zig

@@ -4,7 +4,7 @@ pub fn build(b: *Builder) void {
     const target = b.standardTargetOptions(.{});
     const optimize = b.standardOptimizeOption(.{});
 
-    var main_tests = b.addTest(.{
+    const main_tests = b.addTest(.{
         .root_source_file = .{ .path = "src/main.zig" },
         .target = target,
         .optimize = optimize,