livepatch: Add state describe for force

hulk inclusion
category: feature
bugzilla: 119440 https://gitee.com/openeuler/kernel/issues/I4DDEL



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The force field is divided into three states. KLP_NORMAL_FORCE
indicates that a hot patch is installed according to the initial
rule. KLP_ENFORCMENT indicates that the hot patch of the function
must be installed. KLP_STACK_OPTIMIZE is prepared for stack
optimization policy.

Signed-off-by: Ye Weihua <yeweihua4@huawei.com>
Reviewed-by: Kuohai Xu <xukuohai@huawei.com>
Signed-off-by: Chen Jun <chenjun102@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>