Use ccache to speed up Daily build (#4228)

.azure-pipelines-templates/daily-matrix.yml

@@ -14,7 +14,7 @@ parameters:
 
   build:
     common:
-      cmake_args: "-DLONG_TESTS=ON -DENABLE_2TX_RECONFIG=ON -DENABLE_HTTP2=ON"
+      cmake_args: '-DLONG_TESTS=ON -DENABLE_2TX_RECONFIG=ON -DENABLE_HTTP2=ON -DCMAKE_C_COMPILER_LAUNCHER="ccache" -DCMAKE_CXX_COMPILER_LAUNCHER="ccache"'
     Virtual:
       cmake_args: "-DCOMPILE_TARGETS=virtual"
     SGX: