kola: Shorten TPM test name to keep the socket path under the limit

The TPM directory is created under the _kola_temp folder for the VM. In
total the path used for the swtpm socket was above the 108 char limit
for some tests.
Shorten the affected test names to keep the socket path under the limit.

kola/tests/misc/tpm.go

@@ -252,18 +252,19 @@ func init() {
 		Run:         runRootTPMCryptenroll,
 		ClusterSize: 0,
 		Platforms:   []string{"qemu"},
-		Name:        "cl.tpm.root-cryptenroll",
+		Name:        "cl.tpm.root-ce",
 		Distros:     []string{"cl"},
 		MinVersion:  semver.Version{Major: 3913, Minor: 0, Patch: 1},
 	})
 	runRootTPMCryptenrollPcrNoUpdate := func(c cluster.TestCluster) {
 		tpmTest(c, IgnitionConfigRootCryptenrollPcrNoUpdate, "/", VariantNoUpdate)
 	}
+	// The test names are part of the UNIX socket path which is limited to 108 chars
 	register.Register(&register.Test{
 		Run:         runRootTPMCryptenrollPcrNoUpdate,
 		ClusterSize: 0,
 		Platforms:   []string{"qemu"},
-		Name:        "cl.tpm.root-cryptenroll-pcr-noupdate",
+		Name:        "cl.tpm.root-ce-pcr-noupd",
 		Distros:     []string{"cl"},
 		MinVersion:  semver.Version{Major: 3913, Minor: 0, Patch: 1},
 	})
@@ -274,7 +275,7 @@ func init() {
 		Run:         runRootTPMCryptenrollPcrWithUpdate,
 		ClusterSize: 0,
 		Platforms:   []string{"qemu"},
-		Name:        "cl.tpm.root-cryptenroll-pcr-withupdate",
+		Name:        "cl.tpm.root-ce-pcr-w-upd",
 		Distros:     []string{"cl"},
 		MinVersion:  semver.Version{Major: 3913, Minor: 0, Patch: 1},
 	})

platform/local/tpm.go

@@ -20,7 +20,7 @@ func NewSwtpm(dir string) (*SoftwareTPM, error) {
 
 	os.Mkdir(dir, 0700)
 	swtpm.dir = dir
-	swtpm.socketPath = fmt.Sprintf("%v/sock", swtpm.dir)
+	swtpm.socketPath = fmt.Sprintf("%v/sk", swtpm.dir)
 
 	swtpm.process = exec.Command("swtpm", "socket", "--tpmstate", fmt.Sprintf("dir=%v", swtpm.dir), "--ctrl", fmt.Sprintf("type=unixio,path=%v", swtpm.socketPath), "--tpm2")
 	out, err := swtpm.process.StderrPipe()