chore: Update version in docs (#2281)

diff --git a/docs/source/user-guide/datasources.md b/docs/source/user-guide/datasources.md
index bd28297..99f04d5 100644
--- a/docs/source/user-guide/datasources.md
+++ b/docs/source/user-guide/datasources.md
@@ -88,7 +88,7 @@
  |    |-- lastName: string (nullable = true)
  |    |-- ageInYears: integer (nullable = true)
 
-25/01/30 16:50:43 INFO core/src/lib.rs: Comet native library version 0.7.0 initialized
+25/01/30 16:50:43 INFO core/src/lib.rs: Comet native library version 0.9.1 initialized
 == Physical Plan ==
 * CometColumnarToRow (2)
 +- CometNativeScan:  (1)
diff --git a/docs/source/user-guide/installation.md b/docs/source/user-guide/installation.md
index 11bad48..60a4bc1 100644
--- a/docs/source/user-guide/installation.md
+++ b/docs/source/user-guide/installation.md
@@ -61,12 +61,12 @@
 Comet jar files are available in [Maven Central](https://central.sonatype.com/namespace/org.apache.datafusion) for amd64 and arm64 architectures for Linux. For Apple macOS, it
 is currently necessary to build from source.
 
-Here are the direct links for downloading the Comet 0.7.0 jar file.
+Here are the direct links for downloading the Comet 0.9.1 jar file.
 
-- [Comet plugin for Spark 3.4 / Scala 2.12](https://repo1.maven.org/maven2/org/apache/datafusion/comet-spark-spark3.4_2.12/0.7.0/comet-spark-spark3.4_2.12-0.7.0.jar)
-- [Comet plugin for Spark 3.4 / Scala 2.13](https://repo1.maven.org/maven2/org/apache/datafusion/comet-spark-spark3.4_2.13/0.7.0/comet-spark-spark3.4_2.13-0.7.0.jar)
-- [Comet plugin for Spark 3.5 / Scala 2.12](https://repo1.maven.org/maven2/org/apache/datafusion/comet-spark-spark3.5_2.12/0.7.0/comet-spark-spark3.5_2.12-0.7.0.jar)
-- [Comet plugin for Spark 3.5 / Scala 2.13](https://repo1.maven.org/maven2/org/apache/datafusion/comet-spark-spark3.5_2.13/0.7.0/comet-spark-spark3.5_2.13-0.7.0.jar)
+- [Comet plugin for Spark 3.4 / Scala 2.12](https://repo1.maven.org/maven2/org/apache/datafusion/comet-spark-spark3.4_2.12/0.9.1/comet-spark-spark3.4_2.12-0.9.1.jar)
+- [Comet plugin for Spark 3.4 / Scala 2.13](https://repo1.maven.org/maven2/org/apache/datafusion/comet-spark-spark3.4_2.13/0.9.1/comet-spark-spark3.4_2.13-0.9.1.jar)
+- [Comet plugin for Spark 3.5 / Scala 2.12](https://repo1.maven.org/maven2/org/apache/datafusion/comet-spark-spark3.5_2.12/0.9.1/comet-spark-spark3.5_2.12-0.9.1.jar)
+- [Comet plugin for Spark 3.5 / Scala 2.13](https://repo1.maven.org/maven2/org/apache/datafusion/comet-spark-spark3.5_2.13/0.9.1/comet-spark-spark3.5_2.13-0.9.1.jar)
 
 ## Building from source
 
diff --git a/docs/source/user-guide/kubernetes.md b/docs/source/user-guide/kubernetes.md
index aa6ae37..717340d 100644
--- a/docs/source/user-guide/kubernetes.md
+++ b/docs/source/user-guide/kubernetes.md
@@ -66,13 +66,13 @@
 spec:
   type: Scala
   mode: cluster
-  image: apache/datafusion-comet:0.7.0-spark3.5.5-scala2.12-java11
+  image: apache/datafusion-comet:0.9.1-spark3.5.5-scala2.12-java11
   imagePullPolicy: IfNotPresent
   mainClass: org.apache.spark.examples.SparkPi
   mainApplicationFile: local:///opt/spark/examples/jars/spark-examples_2.12-3.5.5.jar
   sparkConf:
-    "spark.executor.extraClassPath": "/opt/spark/jars/comet-spark-spark3.5_2.12-0.7.0.jar"
-    "spark.driver.extraClassPath": "/opt/spark/jars/comet-spark-spark3.5_2.12-0.7.0.jar"
+    "spark.executor.extraClassPath": "/opt/spark/jars/comet-spark-spark3.5_2.12-0.9.1.jar"
+    "spark.driver.extraClassPath": "/opt/spark/jars/comet-spark-spark3.5_2.12-0.9.1.jar"
     "spark.plugins": "org.apache.spark.CometPlugin"
     "spark.comet.enabled": "true"
     "spark.comet.exec.enabled": "true"
diff --git a/docs/source/user-guide/source.md b/docs/source/user-guide/source.md
index b7038d3..a0d4c5b 100644
--- a/docs/source/user-guide/source.md
+++ b/docs/source/user-guide/source.md
@@ -27,7 +27,7 @@
 
 ```console
 # Pick the latest version
-export COMET_VERSION=0.7.0
+export COMET_VERSION=0.9.1
 # Download the tarball
 curl -O "https://dist.apache.org/repos/dist/release/datafusion/datafusion-comet-$COMET_VERSION/apache-datafusion-comet-$COMET_VERSION.tar.gz"
 # Unpack