Rollup merge of #70361 - tmiasko:backtrace, r=Mark-Simulacrum

Update backtrace crate to 0.3.46

* Support line-tables-only when using libbacktrace
* Update libbacktrace to latest master
* Define HAVE_KERN_PROC on FreeBSD to fix #54434

Cargo.lock

@@ -121,9 +121,9 @@ checksum = "1d49d90015b3c36167a20fe2810c5cd875ad504b39cff3d4eae7977e6b7c1cb2"
 
 [[package]]
 name = "backtrace"
-version = "0.3.45"
+version = "0.3.46"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ad235dabf00f36301792cfe82499880ba54c6486be094d1047b02bacb67c14e8"
+checksum = "b1e692897359247cc6bb902933361652380af0f1b7651ae5c5013407f30e109e"
 dependencies = [
  "backtrace-sys",
  "cfg-if",
@@ -135,9 +135,9 @@ dependencies = [
 
 [[package]]
 name = "backtrace-sys"
-version = "0.1.34"
+version = "0.1.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca797db0057bae1a7aa2eef3283a874695455cecf08a43bfb8507ee0ebc1ed69"
+checksum = "7de8aba10a69c8e8d7622c5710229485ec32e9d55fdad160ea559c086fdcd118"
 dependencies = [
  "cc",
  "compiler_builtins",

src/libstd/Cargo.toml

@@ -27,7 +27,7 @@ hashbrown = { version = "0.6.2", default-features = false, features = ['rustc-de
 
 [dependencies.backtrace_rs]
 package = "backtrace"
-version = "0.3.44"
+version = "0.3.46"
 default-features = false # without the libstd `backtrace` feature, stub out everything
 features = [ "rustc-dep-of-std" ] # enable build support for integrating into libstd