prebuilts/deqp is a prebuilt project, use clone-depth="1" like others.

Change-Id: I8585f271e17ae264e99216b5624590167bb28d7e

default.xml

@@ -584,7 +584,7 @@
   <project path="prebuilts/clang-tools" name="platform/prebuilts/clang-tools" groups="pdk" clone-depth="1" />
   <project path="prebuilts/clang/host/darwin-x86" name="platform/prebuilts/clang/host/darwin-x86" groups="pdk,darwin" clone-depth="1" />
   <project path="prebuilts/clang/host/linux-x86" name="platform/prebuilts/clang/host/linux-x86" groups="pdk" clone-depth="1" />
-  <project path="prebuilts/deqp" name="platform/prebuilts/deqp" groups="pdk-fs" />
+  <project path="prebuilts/deqp" name="platform/prebuilts/deqp" groups="pdk-fs" clone-depth="1" />
   <project path="prebuilts/devtools" name="platform/prebuilts/devtools" groups="pdk-fs" clone-depth="1" />
   <project path="prebuilts/gcc/darwin-x86/aarch64/aarch64-linux-android-4.9" name="platform/prebuilts/gcc/darwin-x86/aarch64/aarch64-linux-android-4.9" groups="pdk,darwin,arm" clone-depth="1" />
   <project path="prebuilts/gcc/darwin-x86/arm/arm-linux-androideabi-4.9" name="platform/prebuilts/gcc/darwin-x86/arm/arm-linux-androideabi-4.9" groups="pdk,darwin,arm" clone-depth="1" />