commonlib/coreboot_tables.h: Fix typo in enum type name

Fix a typo in an enum's type name, "tmp" ---> "tpm". The enum type is
not used anywhere in the coreboot tree.

Change-Id: Ie7529e7ee80aa9661ec053da8211c2c3295b3942
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74120
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Singer
Reviewed-by: Benjamin Doron <benjamin.doron00@gmail.com>
Reviewed-by: Maximilian Brune <maximilian.brune@9elements.com>

src/commonlib/include/commonlib/coreboot_tables.h

@@ -537,7 +537,7 @@ struct lb_smmstorev2 {
 	uint8_t unused[3];		/* Set to zero */
 };
 
-enum lb_tmp_ppi_tpm_version {
+enum lb_tpm_ppi_tpm_version {
 	LB_TPM_VERSION_UNSPEC = 0,
 	LB_TPM_VERSION_TPM_VERSION_1_2,
 	LB_TPM_VERSION_TPM_VERSION_2,