fix: handle cases when parent directory name includes dot/hyphen/space

examples/postman_echo/request_methods/hardcode.yml

@@ -1,51 +0,0 @@
-config:
-    name: "request methods testcase in hardcode"
-    base_url: "https://postman-echo.com"
-    verify: False
-
-teststeps:
--
-    name: get with params
-    request:
-        method: GET
-        url: /get
-        params:
-            foo1: bar1
-            foo2: bar2
-        headers:
-            User-Agent: HttpRunner/3.0
-    validate:
-        - eq: ["status_code", 200]
--
-    name: post raw text
-    request:
-        method: POST
-        url: /post
-        headers:
-            User-Agent: HttpRunner/3.0
-            Content-Type: "text/plain"
-        data: "This is expected to be sent back as part of response body."
-    validate:
-        - eq: ["status_code", 200]
--
-    name: post form data
-    request:
-        method: POST
-        url: /post
-        headers:
-            User-Agent: HttpRunner/3.0
-            Content-Type: "application/x-www-form-urlencoded"
-        data: "foo1=bar1&foo2=bar2"
-    validate:
-        - eq: ["status_code", 200]
--
-    name: put request
-    request:
-        method: PUT
-        url: /put
-        headers:
-            User-Agent: HttpRunner/3.0
-            Content-Type: "text/plain"
-        data: "This is expected to be sent back as part of response body."
-    validate:
-        - eq: ["status_code", 200]