[bazel] Port debuginfod rules

Needed after 34491ca729

utils/bazel/llvm-project-overlay/llvm/BUILD.bazel

@@ -397,6 +397,20 @@ cc_library(
     ],
 )
 
+cc_library(
+    name = "Debuginfod",
+    srcs = glob([
+        "lib/Debuginfod/*.cpp",
+    ]),
+    hdrs = glob([
+        "include/llvm/Debuginfod/*.h",
+    ]),
+    copts = llvm_copts,
+    deps = [
+        ":Support",
+    ],
+)
+
 cc_library(
     name = "MC",
     srcs = glob([
@@ -449,6 +463,7 @@ cc_library(
         ":DebugInfo",
         ":DebugInfoDWARF",
         ":DebugInfoPDB",
+        ":Debuginfod",
         ":Demangle",
         ":Object",
         ":Support",
@@ -3690,6 +3705,7 @@ cc_binary(
     deps = [
         ":DebugInfoDWARF",
         ":DebugInfoPDB",
+        ":Debuginfod",
         ":Object",
         ":Option",
         ":Support",

utils/bazel/llvm-project-overlay/llvm/unittests/BUILD.bazel

@@ -199,6 +199,17 @@ cc_test(
     ],
 )
 
+cc_test(
+    name = "debuginfod_tests",
+    srcs = glob(["Debuginfod/*.cpp"]),
+    deps = [
+        "//llvm:Debuginfod",
+        "//llvm:TestingSupport",
+        "//llvm:gtest",
+        "//llvm:gtest_main",
+    ],
+)
+
 cc_test(
     name = "execution_engine_tests",
     size = "small",