!5 upgrade to jdk21.0.2-ga

From: @kuenking111 
Reviewed-by: @alexanderbill 
Signed-off-by: @alexanderbill

openjdk-21.spec

@@ -155,7 +155,7 @@
 # Used via new version scheme. JDK 19 was
 # GA'ed in March 2022 => 22.3
 %global vendor_version_string BiSheng
-%global securityver 0
+%global securityver 2
 # buildjdkver is usually same as %%{majorver},
 # but in time of bootstrap of next jdk, it is majorver-1,
 # and this it is better to change it here, on single place
@@ -175,7 +175,7 @@
 %global origin_nice     OpenJDK
 %global top_level_dir_name   %{origin}
 %global minorver        0
-%global buildver        35
+%global buildver        12
 %global rpmrelease      1
 # priority must be 8 digits in total; up to openjdk 1.8, we were using 18..... so when we moved to 11, we had to add another digit
 %if %is_system_jdk
@@ -1772,6 +1772,9 @@ cjc.mainProgram(arg)
 
 
 %changelog
+* Mon Jan 22 2024 kuenking111 <wangkun49@huawei.com> - 1:21.0.2.12-0
+- upgrade to jdk21.0.2-ga
+
 * Fri Jan 5 2024 kuenking111 <wangkun49@huawei.com> - 1:21.0.0.35-2
 - add add-downgrade-the-glibc-symver-of-log2f-posix_spawn.patch
 - add add-downgrade-the-glibc-symver-of-memcpy.patch