gpui: Introduce stacker to address stack overflows with deep layout trees (#35813)

Co-authored-by: Anthony Eid <hello@anthonyeid.me>
Co-authored-by: Lukas Wirth <lukas@zed.dev>
Co-authored-by: Ben Kunkle <ben@zed.dev>

Release Notes:

- N/A

Co-authored-by: Anthony Eid <hello@anthonyeid.me>
Co-authored-by: Lukas Wirth <lukas@zed.dev>
Co-authored-by: Ben Kunkle <ben@zed.dev>

Cargo.lock

@@ -7482,6 +7482,7 @@ dependencies = [
  "slotmap",
  "smallvec",
  "smol",
+ "stacksafe",
  "strum 0.27.1",
  "sum_tree",
  "taffy",
@@ -15541,6 +15542,40 @@ version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
 
+[[package]]
+name = "stacker"
+version = "0.1.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cddb07e32ddb770749da91081d8d0ac3a16f1a569a18b20348cd371f5dead06b"
+dependencies = [
+ "cc",
+ "cfg-if",
+ "libc",
+ "psm",
+ "windows-sys 0.59.0",
+]
+
+[[package]]
+name = "stacksafe"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1d9c1172965d317e87ddb6d364a040d958b40a1db82b6ef97da26253a8b3d090"
+dependencies = [
+ "stacker",
+ "stacksafe-macro",
+]
+
+[[package]]
+name = "stacksafe-macro"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "172175341049678163e979d9107ca3508046d4d2a7c6682bee46ac541b17db69"
+dependencies = [
+ "proc-macro-error2",
+ "quote",
+ "syn 2.0.101",
+]
+
 [[package]]
 name = "static_assertions"
 version = "1.1.0"