Try pulling new dependencies from hunter

Author: rbsheth

CMakeLists.txt

@@ -25,8 +25,8 @@ cmake_minimum_required(VERSION 3.0)
 
 include(cmake/HunterGate.cmake)
 HunterGate(
-    URL "https://github.com/ruslo/hunter/archive/v0.23.80.tar.gz"
-    SHA1 "3bfa8be33ac3bdac570312ca1ece33059cc71c20"
+    URL "https://github.com/cpp-pm/hunter/archive/v0.23.264.tar.gz"
+    SHA1 "45ab668f0923fc3ace807a34d971e34ce7428dfd"
     LOCAL
 )
 

cmake/abseil-cpp.cmake

@@ -35,6 +35,7 @@ if(gRPC_ABSL_PROVIDER STREQUAL "module")
   endif()
 elseif(gRPC_ABSL_PROVIDER STREQUAL "package")
   # Use "CONFIG" as there is no built-in cmake module for absl.
+  hunter_add_package(abseil)
   find_package(absl REQUIRED CONFIG)
   set(_gRPC_FIND_ABSL "if(NOT absl_FOUND)\n  find_package(absl CONFIG)\nendif()")
 endif()

cmake/re2.cmake

@@ -42,6 +42,7 @@ if(gRPC_RE2_PROVIDER STREQUAL "module")
     set(gRPC_INSTALL FALSE)
   endif()
 elseif(gRPC_RE2_PROVIDER STREQUAL "package")
+  hunter_add_package(re2)
   find_package(re2 REQUIRED CONFIG)
 
   if(TARGET re2::re2)