Update function coverage documentation (#368)

Co-authored-by: LocalStack Bot <localstack-bot@users.noreply.github.com>

Author: HarshCasper

src/content/docs/snowflake/sql-functions.md

@@ -643,6 +643,7 @@ The content will be updated as additional query features and functions are imple
 |SYSTEM$ABORT_SESSION|❌|
 |SYSTEM$ABORT_TRANSACTION|❌|
 |SYSTEM$ACTIVATE_CMK_INFO|❌|
+|SYSTEM$ACTIVATE_CMK_INFO_POSTGRES|❌|
 |SYSTEM$ADD_EVENT (for Snowflake Scripting)|❌|
 |SYSTEM$ADD_REFERENCE|❌|
 |SYSTEM$ALLOWLIST|✅|
@@ -679,6 +680,7 @@ The content will be updated as additional query features and functions are imple
 |SYSTEM$DEPROVISION_PRIVATELINK_ENDPOINT|❌|
 |SYSTEM$DEPROVISION_PRIVATELINK_ENDPOINT_TSS|❌|
 |SYSTEM$DEREGISTER_CMK_INFO|❌|
+|SYSTEM$DEREGISTER_CMK_INFO_POSTGRES|❌|
 |SYSTEM$DESC_ICEBERG_ACCESS_IDENTITY|❌|
 |SYSTEM$DISABLE_BEHAVIOR_CHANGE_BUNDLE|❌|
 |SYSTEM$DISABLE_DATABASE_REPLICATION|❌|
@@ -705,7 +707,9 @@ The content will be updated as additional query features and functions are imple
 |SYSTEM$GET_CLASSIFICATION_RESULT|❌|
 |SYSTEM$GET_CMK_AKV_CONSENT_URL|❌|
 |SYSTEM$GET_CMK_CONFIG|❌|
+|SYSTEM$GET_CMK_CONFIG_POSTGRES|❌|
 |SYSTEM$GET_CMK_INFO|❌|
+|SYSTEM$GET_CMK_INFO_POSTGRES|❌|
 |SYSTEM$GET_CMK_KMS_KEY_POLICY|❌|
 |SYSTEM$GET_COMPUTE_POOL_PENDING_MAINTENANCE|❌|
 |SYSTEM$GET_DBT_LOG|❌|
@@ -768,6 +772,7 @@ The content will be updated as additional query features and functions are imple
 |SYSTEM$READ_YAML_FROM_SEMANTIC_VIEW|❌|
 |SYSTEM$REFERENCE|❌|
 |SYSTEM$REGISTER_CMK_INFO|❌|
+|SYSTEM$REGISTER_CMK_INFO_POSTGRES|❌|
 |SYSTEM$REGISTER_PRIVATELINK_ENDPOINT|❌|
 |SYSTEM$REGISTRY_LIST_IMAGES — Deprecated|❌|
 |SYSTEM$REMOVE_ALL_REFERENCES|❌|
@@ -812,6 +817,7 @@ The content will be updated as additional query features and functions are imple
 |SYSTEM$VALIDATE_STORAGE_INTEGRATION|❌|
 |SYSTEM$VERIFY_CATALOG_INTEGRATION|❌|
 |SYSTEM$VERIFY_CMK_INFO|❌|
+|SYSTEM$VERIFY_CMK_INFO_POSTGRES|❌|
 |SYSTEM$VERIFY_EXTERNAL_OAUTH_TOKEN|❌|
 |SYSTEM$VERIFY_EXTERNAL_VOLUME|❌|
 |SYSTEM$WAIT|✅|
@@ -890,10 +896,14 @@ The content will be updated as additional query features and functions are imple
 |VAR_SAMP|❌|
 |VARIANCE, VARIANCE_SAMP|❌|
 |VARIANCE_POP|❌|
+|VECTOR_AVG|❌|
 |VECTOR_COSINE_SIMILARITY|❌|
 |VECTOR_INNER_PRODUCT|❌|
 |VECTOR_L1_DISTANCE|❌|
 |VECTOR_L2_DISTANCE|❌|
+|VECTOR_MAX|❌|
+|VECTOR_MIN|❌|
+|VECTOR_SUM|❌|
 |WAREHOUSE_LOAD_HISTORY|❌|
 |WAREHOUSE_METERING_HISTORY|❌|
 |WIDTH_BUCKET|❌|