build-system: Replace deprecated usages of addStaticLibrary with addLibrary (#8029)

Hi there, this is just a low-hanging fruit and it also prepares the way
for the future 0.15, which removes addStaticLibrary.
Please, let me know what to do on the `// TODO` comments.

pkg/harfbuzz/build.zig

@@ -92,10 +92,13 @@ fn buildLib(b: *std.Build, module: *std.Build.Module, options: anytype) !*std.Bu
         .@"enable-libpng" = true,
     });
 
-    const lib = b.addStaticLibrary(.{
+    const lib = b.addLibrary(.{
         .name = "harfbuzz",
-        .target = target,
-        .optimize = optimize,
+        .root_module = b.createModule(.{
+            .target = target,
+            .optimize = optimize,
+        }),
+        .linkage = .static,
     });
     lib.linkLibC();
     lib.linkLibCpp();