update stac-validator version

Author: jonhealy1

README.md

@@ -228,7 +228,7 @@ stac-check sample_files/0.9.0/landsat8-sample.json
 
 Please upgrade from version 0.9.0 to version 1.1.0!
 
-Validator: stac-validator 3.5.0
+Validator: stac-validator 3.9.1
 
 Valid ITEM: True
 
@@ -260,7 +260,7 @@ stac-check https://raw.githubusercontent.com/stac-utils/pystac/main/tests/data-f
 
 Please upgrade from version 0.9.0 to version 1.1.0!
 
-Validator: stac-validator 3.5.0
+Validator: stac-validator 3.9.1
 
 
 Recursive: Validate all assets in a collection or catalog
@@ -306,7 +306,7 @@ stac-check sample_files/1.0.0/core-item.json --assets
 
 Please upgrade from version 1.0.0 to version 1.1.0!
 
-Validator: stac-validator 3.5.0
+Validator: stac-validator 3.9.1
 
 Valid ITEM: True
 
@@ -344,7 +344,7 @@ stac-check sample_files/1.0.0/core-item-bad-links.json --links --assets
 
 Please upgrade from version 1.0.0 to version 1.1.0!
 
-Validator: stac-validator 3.5.0
+Validator: stac-validator 3.9.1
 
 Valid ITEM: True
 
@@ -391,7 +391,7 @@ stac-check sample_files/0.9.0/bad-item.json
 
 Please upgrade from version 0.9.0 to version 1.1.0!
 
-Validator: stac-validator 3.5.0
+Validator: stac-validator 3.9.1
 
 Valid : False
 
@@ -420,7 +420,7 @@ stac-check https://stac-catalog.eu/collections/sentinel-s2-l2a/items/item1 --ass
 
 Please upgrade from version 1.0.0 to version 1.1.0!
 
-Validator: stac-validator 3.5.0
+Validator: stac-validator 3.9.1
 
 Valid ITEM: True
 
@@ -450,7 +450,7 @@ stac-check https://stac.geobon.org/collections/chelsa-clim/items --item-collecti
 
 <pre><b>stac-check: STAC spec validation and linting tool</b>
 
-Validator: stac-validator 3.5.0
+Validator: stac-validator 3.9.1
 
 Item Collection: Validate all assets in a feature collection
 Pages = 1
@@ -471,7 +471,7 @@ stac-check https://stac.geobon.org/collections/chelsa-clim/items --item-collecti
 
 <pre><b>stac-check: STAC spec validation and linting tool</b>
 
-Validator: stac-validator 3.5.0
+Validator: stac-validator 3.9.1
 
 Item Collection: Validate all assets in a feature collection
 Pages = 3
@@ -492,7 +492,7 @@ stac-check https://stac.geobon.org/collections --collections
 
 <pre><b>stac-check: STAC spec validation and linting tool</b>
 
-Validator: stac-validator 3.5.0
+Validator: stac-validator 3.9.1
 
 Collections: Validate all collections in a STAC API
 Pages = 1