manifest: Switch to forked external/libdrm

 * Required for QC-specific fixes

Change-Id: Ic3b048a457a5cf88a179a7d71911e478f5d20110
diff --git a/default.xml b/default.xml
index d3b89f6..552cf06 100644
--- a/default.xml
+++ b/default.xml
@@ -188,7 +188,7 @@
   <project path="external/libcxxabi" name="platform/external/libcxxabi" groups="pdk" remote="aosp" />
   <project path="external/libdaemon" name="platform/external/libdaemon" groups="pdk" remote="aosp" />
   <project path="external/libdivsufsort" name="platform/external/libdivsufsort" groups="pdk" remote="aosp" />
-  <project path="external/libdrm" name="platform/external/libdrm" groups="pdk" remote="aosp" />
+  <project path="external/libdrm" name="LineageOS/android_external_libdrm" groups="pdk" />
   <project path="external/libedit" name="platform/external/libedit" groups="pdk" remote="aosp" />
   <project path="external/libese" name="platform/external/libese" groups="pdk" remote="aosp" />
   <project path="external/libevent" name="platform/external/libevent" groups="pdk" remote="aosp" />