docs: updated filepaths for schema store regex

Makefile

@@ -16,7 +16,7 @@ build:
 test:
 	go test -cover ./...
 run:
-	go run main.go start -f file:config/samples/example_flags.json
+	go run main.go start -f file:config/samples/example_flags.flagd.json
 install:
 	cp systemd/flagd.service /etc/systemd/system/flagd.service
 	mkdir -p /etc/flagd

docs/usage/evaluation_examples.md

@@ -5,23 +5,23 @@
 1. Download sample flag configuration:
 
     ```shell
-    curl https://raw.githubusercontent.com/open-feature/flagd/main/config/samples/example_flags.json -o example_flags.json
+    curl https://raw.githubusercontent.com/open-feature/flagd/main/config/samples/example_flags.flagd.json -o example_flags.flagd.json
     ```
 
 1. Run one of the following commands, depending on how [flagd was installed](../usage/getting_started.md):
    - binary:
 
     ```shell
-    flagd start --uri file:example_flags.json
+    flagd start --uri file:example_flags.flagd.json
     ```
 
    - Docker:
 
     ```shell
-    docker run -p 8013:8013 -v $(pwd)/:/etc/flagd/ -it --pull=always ghcr.io/open-feature/flagd:latest start --uri file:./etc/flagd/example_flags.json
+    docker run -p 8013:8013 -v $(pwd)/:/etc/flagd/ -it --pull=always ghcr.io/open-feature/flagd:latest start --uri file:./etc/flagd/example_flags.flagd.json
     ```
 
-1. Changes made in `example_flags.json` will immediately take affect. Go ahead, give a shot!
+1. Changes made in `example_flags.flagd.json` will immediately take affect. Go ahead, give a shot!
 
 Flagd is now ready to perform flag evaluations over either HTTP or gRPC. In this example, we'll utilize HTTP via cURL.