Description: Mini platform GN + iccarm compile and build

IssueNo: https://gitee.com/openharmony/third_party_freetype/issues/I5JEU3
Feature or Bugfix: Feature
Binary Source: No
Signed-off-by: Nsuwenxiang <suwenxiang@huawei.com>

BUILD.gn

@@ -15,13 +15,6 @@ if (defined(ohos_lite)) {
 }
 config("harfbuzz_config") {
   include_dirs = [ "//third_party/harfbuzz/src" ]
-  if (board_toolchain_type == "iccarm") {
-    cflags = [
-      "--diag_suppress",
-      "Pa068,Pa093,Pe111,Pa181,Pe128,Pe161,Pe177,Pe185,Pe186,Pe550,Pe554",
-    ]
-    cflags_cc = cflags
-  }
 }
 
 harfbuzz_source = [
@@ -82,6 +75,13 @@ if (defined(ohos_lite)) {
     sources = harfbuzz_source
     defines = [ "HAVE_PTHREAD = 1" ]
     public_configs = [ ":harfbuzz_config" ]
+    if (board_toolchain_type == "iccarm") {
+      cflags = [
+        "--diag_suppress",
+        "Pa068,Pa093,Pe111,Pa181,Pe128,Pe161,Pe177,Pe185,Pe186,Pe550,Pe554",
+      ]
+      cflags_cc = cflags
+    }
   }
 } else {
   ohos_static_library("harfbuzz_static") {