📦 Update Deno dependencies

Update dependencies by udd:

/home/runner/work/denops-template.vim/denops-template.vim/denops/template/deps.ts
[1/4] Looking for releases: https://deno.land/x/denops_std@v6.4.0/mod.ts
[1/4] Attempting update: https://deno.land/x/denops_std@v6.4.0/mod.ts -> v7.0.0-pre0
[1/4] Update successful: https://deno.land/x/denops_std@v6.4.0/mod.ts -> v7.0.0-pre0
[2/4] Looking for releases: https://deno.land/x/denops_std@v6.4.0/variable/mod.ts
[2/4] Attempting update: https://deno.land/x/denops_std@v6.4.0/variable/mod.ts -> v7.0.0-pre0
[2/4] Update successful: https://deno.land/x/denops_std@v6.4.0/variable/mod.ts -> v7.0.0-pre0
[3/4] Looking for releases: https://deno.land/x/unknownutil@v3.17.3/mod.ts
[3/4] Attempting update: https://deno.land/x/unknownutil@v3.17.3/mod.ts -> v3.18.1
[3/4] Update successful: https://deno.land/x/unknownutil@v3.17.3/mod.ts -> v3.18.1
[4/4] Looking for releases: https://deno.land/std@0.222.1/testing/asserts.ts
[4/4] Attempting update: https://deno.land/std@0.222.1/testing/asserts.ts -> 0.224.0
[4/4] Update successful: https://deno.land/std@0.222.1/testing/asserts.ts -> 0.224.0

Successfully updated:
https://deno.land/x/denops_std@v6.4.0/mod.ts v6.4.0 -> v7.0.0-pre0
https://deno.land/x/denops_std@v6.4.0/variable/mod.ts v6.4.0 -> v7.0.0-pre0
https://deno.land/x/unknownutil@v3.17.3/mod.ts v3.17.3 -> v3.18.1
https://deno.land/std@0.222.1/testing/asserts.ts 0.222.1 -> 0.224.0

denops/template/deps.ts

@@ -1,4 +1,4 @@
-export * from "https://deno.land/x/denops_std@v6.4.0/mod.ts";
-export * from "https://deno.land/x/denops_std@v6.4.0/variable/mod.ts";
-export * from "https://deno.land/x/unknownutil@v3.17.3/mod.ts";
-export * from "https://deno.land/std@0.222.1/testing/asserts.ts";
+export * from "https://deno.land/x/denops_std@v7.0.0-pre0/mod.ts";
+export * from "https://deno.land/x/denops_std@v7.0.0-pre0/variable/mod.ts";
+export * from "https://deno.land/x/unknownutil@v3.18.1/mod.ts";
+export * from "https://deno.land/std@0.224.0/testing/asserts.ts";