x86/bugs: Remove apostrophe typo

stable inclusion
from stable-v5.10.133
commit 725da3e67cec529788e284dac2c1249b2a531839
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I5PTAS
CVE: CVE-2022-29900,CVE-2022-23816,CVE-2022-29901

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=725da3e67cec529788e284dac2c1249b2a531839

--------------------------------

commit bcf16315 upstream.

Remove a superfluous ' in the mitigation string.

Fixes: e8ec1b6e ("x86/bugs: Enable STIBP for JMP2RET")
Signed-off-by: NKim Phillips <kim.phillips@amd.com>
Signed-off-by: NBorislav Petkov <bp@suse.de>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: NLin Yujun <linyujun809@huawei.com>
Reviewed-by: NZhang Jianhua <chris.zjh@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

arch/x86/kernel/cpu/bugs.c

@@ -1137,7 +1137,7 @@ spectre_v2_user_select_mitigation(void)
 	if (retbleed_mitigation == RETBLEED_MITIGATION_UNRET) {
 		if (mode != SPECTRE_V2_USER_STRICT &&
 		    mode != SPECTRE_V2_USER_STRICT_PREFERRED)
-			pr_info("Selecting STIBP always-on mode to complement retbleed mitigation'\n");
+			pr_info("Selecting STIBP always-on mode to complement retbleed mitigation\n");
 		mode = SPECTRE_V2_USER_STRICT_PREFERRED;
 	}