build: remove unneeded thread dependency

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I91048a61404011d6a0ca7eb1fad20f3c955203c1
diff --git a/meson.build b/meson.build
index ec95c72..bbf43a7 100644
--- a/meson.build
+++ b/meson.build
@@ -33,7 +33,6 @@
 
 subdir('tools')
 
-pthread_dep = dependency('threads')
 boost_dep = dependency(
     'boost',
     disabler: true,
diff --git a/test/meson.build b/test/meson.build
index 4d23ca8..7659bb1 100644
--- a/test/meson.build
+++ b/test/meson.build
@@ -79,7 +79,6 @@
             gmock_dep,
             gmock_main_dep,
             gtest_dep,
-            pthread_dep,
             sdbusplus_dep,
         ],
     ),