Switch to a CLAP fork to fix Winelib usage

This adds missing calling conventions so calling Windows CLAP functions
doesn't result in undefined behavior and memory errors:
https://github.com/free-audio/clap/issues/153

CHANGELOG.md

@@ -8,6 +8,8 @@ Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
 
+TODO: Mention CLAP. Because, you know, kinda important new feature.
+
 ### Fixed
 
 - Fixed a minor memory leak in the Wine->X11 drag-and-drop implementation when
@@ -22,6 +24,11 @@ Versioning](https://semver.org/spec/v2.0.0.html).
 - The VST3 dependency is now at tag `v3.7.5_build_44-patched-2`. The only
   difference is that the version in the `meson.build` file was bumped from 3.7.3
   to 3.7.5.
+- As of right now (2022-08-31), the new CLAP wrap dependency uses a fork of CLAP
+  because upstream does not contain calling conventions.
+  (<https://github.com/free-audio/clap/issues/153>,
+  <https://github.com/free-audio/clap/pull/154>). Yabridge will build with
+  upstream CLAP, but using it will result in memory errors.
 
 ## [4.0.2] - 2022-06-27
 

subprojects/clap.wrap

@@ -1,7 +1,11 @@
 [wrap-git]
-url = https://github.com/free-audio/clap.git
-# This is tag 1.1.1
-revision = af1e05ce6487151c6b36003fdb47566dbb50194e
+# url = https://github.com/free-audio/clap.git
+# # This is tag 1.1.1
+# revision = af1e05ce6487151c6b36003fdb47566dbb50194e
+# FIXME: This is a fork that adds calling convention, as it's not possible to
+#        use CLAP with Winelib bridging otherwise
+url = https://github.com/robbert-vdh/clap.git
+revision = feature/calling-conventions
 depth = 1
 patch_directory = clap