[PR PATCH] Backport pipewire segfault fix for Mumble 1.4.x

[z411 <z411@users.noreply.github.com>]

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There is a new pull request by z411 against master on the void-packages repository

https://github.com/z411/void-packages mumble-fix
https://github.com/void-linux/void-packages/pull/43756

Backport pipewire segfault fix for Mumble 1.4.x
<!-- Uncomment relevant sections and delete options which are not applicable -->

#### Description
Currently due to a libpipewire change the Mumble client segfaults when trying to change any setting. This backported patch fixes the issue (small change).

#### Testing the changes
- I tested the changes in this PR: YES

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#### Local build testing
- I built this PR locally for my native architecture, x86_68-glibc


A patch file from https://github.com/void-linux/void-packages/pull/43756.patch is attached

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From 33d493f785b82e73f92754e3970bc8fd728de6ce Mon Sep 17 00:00:00 2001
From: z411 <z411@omaera.org>
Date: Fri, 5 May 2023 03:13:27 -0400
Subject: [PATCH] Backport pipewire segfault fix for Mumble 1.4.x

---
 srcpkgs/mumble/patches/pipewire-fix.patch | 22 ++++++++++++++++++++++
 srcpkgs/mumble/template                   |  2 +-
 2 files changed, 23 insertions(+), 1 deletion(-)
 create mode 100644 srcpkgs/mumble/patches/pipewire-fix.patch

diff --git a/srcpkgs/mumble/patches/pipewire-fix.patch b/srcpkgs/mumble/patches/pipewire-fix.patch
new file mode 100644
index 000000000000..bcc2f11fe8e3
--- /dev/null
+++ b/srcpkgs/mumble/patches/pipewire-fix.patch
@@ -0,0 +1,22 @@
+diff --git a/src/mumble/PipeWire.cpp b/src/mumble/PipeWire.cpp
+index 91924e4fb..c206ab5bb 100644
+--- a/src/mumble/PipeWire.cpp
++++ b/src/mumble/PipeWire.cpp
+@@ -213,13 +213,14 @@ PipeWireEngine::~PipeWireEngine() {
+ 		return;
+ 	}
+ 
++	if (m_stream) {
++		pws->pw_stream_destroy(m_stream);
++	}
++
+ 	if (m_thread) {
+ 		pws->pw_thread_loop_destroy(m_thread);
+ 	}
+ 
+-	if (m_stream) {
+-		pws->pw_stream_destroy(m_stream);
+-	}
+ 
+ 	if (m_loop) {
+ 		pws->pw_loop_destroy(m_loop);
diff --git a/srcpkgs/mumble/template b/srcpkgs/mumble/template
index acb6af454e0f..35c2728c74ce 100644
--- a/srcpkgs/mumble/template
+++ b/srcpkgs/mumble/template
@@ -1,7 +1,7 @@
 # Template file for 'mumble'
 pkgname=mumble
 version=1.4.287
-revision=2
+revision=3
 build_style=cmake
 make_cmd=make
 configure_args="-Doverlay-xcompile=OFF -Dbundled-opus=OFF