[PRA-158] Upgrade spark8t to 1.3.1 (#19)

* chore: Update spark8t to 1.3.1
* typo in description

Author: Batalex

rockcraft.yaml

@@ -1,7 +1,7 @@
 name: spark-integration-hub
 summary: Charmed Spark Integration Hub
 description: |
-  This is an OCI image that bundles the routines that are needed by the Spark Integration Hub to update secrets besed on the provided configurations.
+  This is an OCI image that bundles the routines that are needed by the Spark Integration Hub to update secrets based on the provided configurations.
 
 license: Apache-2.0
 
@@ -42,7 +42,7 @@ parts:
       - python3-pip
     overlay-script: |
       mkdir -p $CRAFT_PART_INSTALL/opt/spark8t/python/dist
-      pip install --target=${CRAFT_PART_INSTALL}/opt/spark8t/python/dist spark8t==1.3.0
+      pip install --target=${CRAFT_PART_INSTALL}/opt/spark8t/python/dist spark8t==1.3.1
       rm usr/bin/pip*
     stage:
       - opt/spark8t/python/dist