Update the readme files.

1. Update the name of the linux-modules-extra package.
2. Remove the trailing whitespaces.

Signed-off-by: Qinkun Bao <qinkun@google.com>

README.md

@@ -110,20 +110,20 @@ This type contains five fields:
 
 ## `rtmr`
 
-This library should be used within the confidential workload to perform a hash 
+This library should be used within the confidential workload to perform a hash
 extend operation into the TDX RTMR register.
 
 ### `func ExtendEventLog(rtmrIndex int, hashAlgo crypto.Hash, eventLog []byte) error`
 
-This function calculates the hash digest of a provided event log and extends it 
-in the corresponding RTMR register. However, it's important to note that TDX 
-currently only supports the SHA-384 hash algorithm. If `hashAlgo` is not SHA-384, 
+This function calculates the hash digest of a provided event log and extends it
+in the corresponding RTMR register. However, it's important to note that TDX
+currently only supports the SHA-384 hash algorithm. If `hashAlgo` is not SHA-384,
 the function will return an error.
 
 ### `func ExtendDigest(rtmrIndex int, digest []byte) error`
 
-This function extends a SHA-384 digest into the corresponding RTMR register. 
-If the length of the given digest does not match that of a SHA-384 digest, 
+This function extends a SHA-384 digest into the corresponding RTMR register.
+If the length of the given digest does not match that of a SHA-384 digest,
 the function will return an error.
 
 ## License

tools/attest/README.md

@@ -17,7 +17,7 @@ and either manually load the module or reboot.
 To install the linux-modules-extra package, run:
 
 ```console
-sudo apt-get install linux-modules-extra-gcp
+sudo apt-get install linux-modules-extra-$(uname -r)
 ```
 
 To manually load the module, run: