deps: removing utf8proc

utf8proc is no longer being used

Per #808, it should be removed.

Link: https://github.com/ghostty-org/ghostty/discussions/6931
Link: https://github.com/ghostty-org/ghostty/discussions/2563

pkg/utf8proc/build.zig

@@ -1,40 +0,0 @@
-const std = @import("std");
-
-pub fn build(b: *std.Build) !void {
-    const target = b.standardTargetOptions(.{});
-    const optimize = b.standardOptimizeOption(.{});
-
-    const module = b.addModule("utf8proc", .{ .root_source_file = .{ .path = "main.zig" } });
-
-    const upstream = b.dependency("utf8proc", .{});
-    const lib = b.addLibrary(.{
-        .name = "utf8proc",
-        .root_module = b.createModule(.{
-            .target = target,
-            .optimize = optimize,
-        }),
-        .linkage = .static,
-    });
-    lib.linkLibC();
-
-    lib.addIncludePath(upstream.path(""));
-    module.addIncludePath(upstream.path(""));
-
-    var flags = std.ArrayList([]const u8).init(b.allocator);
-    try flags.append("-DUTF8PROC_EXPORTS");
-    defer flags.deinit();
-    lib.addCSourceFiles(.{
-        .root = upstream.path(""),
-        .files = &.{"utf8proc.c"},
-        .flags = flags.items,
-    });
-
-    lib.installHeadersDirectoryOptions(.{
-        .source_dir = upstream.path(""),
-        .install_dir = .header,
-        .install_subdir = "",
-        .include_extensions = &.{".h"},
-    });
-
-    b.installArtifact(lib);
-}

pkg/utf8proc/build.zig.zon

@@ -1,11 +0,0 @@
-.{
-    .name = "utf8proc",
-    .version = "2.8.0",
-    .paths = .{""},
-    .dependencies = .{
-        .utf8proc = .{
-            .url = "https://github.com/JuliaStrings/utf8proc/archive/refs/tags/v2.8.0.tar.gz",
-            .hash = "1220056ce228a8c58f1fa66ab778f5c8965e62f720c1d30603c7d534cb7d8a605ad7",
-        },
-    },
-}

pkg/utf8proc/c.zig

@@ -1,3 +0,0 @@
-pub const c = @cImport({
-    @cInclude("utf8proc.h");
-});

pkg/utf8proc/main.zig

@@ -1,20 +0,0 @@
-pub const c = @import("c.zig").c;
-
-/// Given a codepoint, return a character width analogous to `wcwidth(codepoint)`,
-/// except that a width of 0 is returned for non-printable codepoints
-/// instead of -1 as in `wcwidth`.
-pub fn charwidth(codepoint: u21) u8 {
-    return @intCast(c.utf8proc_charwidth(@intCast(codepoint)));
-}
-
-/// Given a pair of consecutive codepoints, return whether a grapheme break is
-/// permitted between them (as defined by the extended grapheme clusters in UAX#29).
-pub fn graphemeBreakStateful(cp1: u21, cp2: u21, state: *i32) bool {
-    return c.utf8proc_grapheme_break_stateful(
-        @intCast(cp1),
-        @intCast(cp2),
-        state,
-    );
-}
-
-test {}