Update samples-cpp-httplib-server.yaml

Author: rajvesh

.github/workflows/samples-cpp-httplib-server.yaml

@@ -3,10 +3,10 @@ name: Samples cpp httplib server
 on:
   push:
     branches:
-      - "samples/server/petstore/cpp-httplib/**"
+      - "samples/server/petstore/cpp-httplib-server/**"
   pull_request:
     paths:
-      - "samples/server/petstore/cpp-httplib/**"
+      - "samples/server/petstore/cpp-httplib-server/**"
 
 env:
   GRADLE_VERSION: 6.9
@@ -17,7 +17,7 @@ jobs:
     strategy:
       matrix:
         sample:
-          - samples/server/petstore/cpp-httplib
+          - samples/server/petstore/cpp-httplib-server
         os:
           - ubuntu-latest
           - macOS-latest