[DOCS]Update debugger in docs.tvm.ai (#1924)
[DOCS]Update debugger in docs.tvm.ai (#1924)

Update debugger in index to reflect in docs.tvm.ai under the Design and Developer Guide
tqchen/tvm,Huyuwei/tvm,tqchen/tvm,Laurawly/tvm-1,sxjscience/tvm,dmlc/tvm,Huyuwei/tvm,dmlc/tvm,dmlc/tvm,tqchen/tvm,Laurawly/tvm-1,tqchen/tvm,Laurawly/tvm-1,Laurawly/tvm-1,Laurawly/tvm-1,Huyuwei/tvm,tqchen/tvm,sxjscience/tvm,tqchen/tvm,tqchen/tvm,Laurawly/tvm-1,Huyuwei/tvm,sxjscience/tvm,dmlc/tvm,sxjscience/tvm,Laurawly/tvm-1,dmlc/tvm,dmlc/tvm,dmlc/tvm,dmlc/tvm,sxjscience/tvm,sxjscience/tvm,tqchen/tvm,Huyuwei/tvm,Huyuwei/tvm,Laurawly/tvm-1,sxjscience/tvm,dmlc/tvm,tqchen/tvm,Huyuwei/tvm,Huyuwei/tvm,sxjscience/tvm,sxjscience/tvm,Laurawly/tvm-1,Laurawly/tvm-1,Huyuwei/tvm,tqchen/tvm