style: optimize the limit of githook commit

Signed-off-by: Xinwei Xiong(cubxxw) <3293172751nss@gmail.com>

script/githooks/pre-commit

@@ -36,7 +36,8 @@ printMessage "Running local OpenIM pre-commit hook."
 
 #flutter format .
 ##https://gist.github.com/benmccallum/28e4f216d9d72f5965133e6c43aaff6e
-limit=$(( 1 * 2**20 )) # 1MB
+# TODO! GIT_FILE_SIZE_LIMIT=42000000 git commit -m "This commit is allowed file sizes up to 42MB"
+limit=$(( 2 * 2**20 )) # 2MB
 
 function file_too_large(){
 	filename=$0

script/make-rules/common.mk

@@ -121,6 +121,7 @@ MAKEFLAGS += --no-print-directory
 endif
 
 # Copy githook scripts when execute makefile
+# TODO! GIT_FILE_SIZE_LIMIT=42000000 git commit -m "This commit is allowed file sizes up to 42MB"
 COPY_GITHOOK:=$(shell cp -f script/githooks/* .git/hooks/; chmod +x .git/hooks/*)
 
 # COMMA: Concatenate multiple strings to form a list of strings