docs: remove -src suffix from artifact name (#1743)

## Which issue does this PR close?

- Closes #.

## What changes are included in this PR?


Context:
#1631 (comment)
Aligns with other subproject's artifact naming convention

## Are these changes tested?

Author: kevinjqliu

scripts/release.sh

@@ -47,7 +47,7 @@ python3 ./scripts/dependencies.py check
 
 # Generate and verify artifacts
 echo "> Start package"
-git archive --format=tar.gz --output="dist/apache-iceberg-rust-$release_version-src.tar.gz" --prefix="apache-iceberg-rust-$release_version-src/" --add-file=Cargo.toml "$git_branch"
+git archive --format=tar.gz --output="dist/apache-iceberg-rust-$release_version.tar.gz" --prefix="apache-iceberg-rust-$release_version/" --add-file=Cargo.toml "$git_branch"
 
 cd dist
 

website/src/release.md

@@ -143,9 +143,9 @@ After GitHub Release has been created, we can start to create ASF Release.
     - This script will do the following things:
         - Create a new branch named by `release-${release_version}` from the tag
         - Generate the release candidate artifacts under `dist`, including:
-            - `apache-iceberg-rust-${release_version}-src.tar.gz`
-            - `apache-iceberg-rust-${release_version}-src.tar.gz.asc`
-            - `apache-iceberg-rust-${release_version}-src.tar.gz.sha512`
+            - `apache-iceberg-rust-${release_version}.tar.gz`
+            - `apache-iceberg-rust-${release_version}.tar.gz.asc`
+            - `apache-iceberg-rust-${release_version}.tar.gz.sha512`
         - Check the header of the source code. This step needs docker to run.
 
 This script will create a new release under `dist`.
@@ -155,9 +155,9 @@ For example:
 ```shell
 > tree dist
 dist
-├── apache-iceberg-rust-0.2.0-src.tar.gz
-├── apache-iceberg-rust-0.2.0-src.tar.gz.asc
-└── apache-iceberg-rust-0.2.0-src.tar.gz.sha512
+├── apache-iceberg-rust-0.2.0.tar.gz
+├── apache-iceberg-rust-0.2.0.tar.gz.asc
+└── apache-iceberg-rust-0.2.0.tar.gz.sha512
 ```
 
 ### Upload artifacts to the SVN dist repo
@@ -325,7 +325,7 @@ After downloading them, here are the instructions on how to verify them.
   ```bash
   gpg --verify apache-iceberg-rust-*.tar.gz.asc
   ```
-  Expects: `"apache-iceberg-rust-0.7.0-src.tar.gz: OK"`
+  Expects: `"apache-iceberg-rust-0.7.0.tar.gz: OK"`
 * Verify the checksums: 
 
   ```bash