Suppress logging if failed to find Crc32c, Readline or Git.

CMake/GetGitRevisionDescription.cmake

@@ -71,7 +71,7 @@ function(get_git_head_revision _refspecvar _hashvar)
     return()
   endif()
 
-  find_package(Git)
+  find_package(Git QUIET)
 
   # Check if the current source dir is a git submodule or a worktree.
   # In both cases .git is a file instead of a directory.

CMakeLists.txt

@@ -1051,11 +1051,9 @@ if (NOT CMAKE_CROSSCOMPILING)
   add_executable(tg_cli td/telegram/cli.cpp ${TL_TD_JSON_SOURCE})
 
   if (NOT READLINE_FOUND)
-    find_package(Readline)
+    find_package(Readline QUIET)
   endif()
-  if (NOT READLINE_FOUND)
-    message(STATUS "Could NOT find Readline (this is NOT an error)")
-  else()
+  if (READLINE_FOUND)
     message(STATUS "Found Readline: ${READLINE_INCLUDE_DIR} ${READLINE_LIBRARY}")
     if (NOT USABLE_READLINE_FOUND)
       set(CMAKE_REQUIRED_INCLUDES "${READLINE_INCLUDE_DIR}")

tdutils/CMakeLists.txt

@@ -25,7 +25,7 @@ if (ZLIB_FOUND)
 endif()
 
 if (NOT CRC32C_FOUND)
-  find_package(Crc32c)
+  find_package(Crc32c QUIET)
 endif()
 if (CRC32C_FOUND)
   set(TD_HAVE_CRC32C 1)