docs: update examples

examples/John_Doe_ClassicTheme_CV.yaml

@@ -34,7 +34,7 @@ cv:
         start_date: 2000-09
         end_date: 2005-05
         highlights:
-          - 'GPA: 3.9/4.0 ([Transcript](https://example.com))'
+          - 'GPA: 3.9/4.0 ([a link to somewhere](https://example.com))'
           - '**Coursework:** Computer Architecture, Comparison
             of Learning Algorithms, Computational Theory'
     experience:
@@ -140,5 +140,4 @@ design:
       vertical_between_name_and_connections: 0.3 cm
       bottom: 0.3 cm
       horizontal_between_connections: 0.5 cm
-  show_timespan_in:
-    - Experience
+  show_timespan_in: []

examples/John_Doe_EngineeringresumesTheme_CV.yaml

@@ -34,7 +34,7 @@ cv:
         start_date: 2000-09
         end_date: 2005-05
         highlights:
-          - 'GPA: 3.9/4.0 ([Transcript](https://example.com))'
+          - 'GPA: 3.9/4.0 ([a link to somewhere](https://example.com))'
           - '**Coursework:** Computer Architecture, Comparison
             of Learning Algorithms, Computational Theory'
     experience:

examples/John_Doe_ModerncvTheme_CV.yaml

@@ -34,7 +34,7 @@ cv:
         start_date: 2000-09
         end_date: 2005-05
         highlights:
-          - 'GPA: 3.9/4.0 ([Transcript](https://example.com))'
+          - 'GPA: 3.9/4.0 ([a link to somewhere](https://example.com))'
           - '**Coursework:** Computer Architecture, Comparison
             of Learning Algorithms, Computational Theory'
     experience:

examples/John_Doe_Sb2novTheme_CV.yaml

@@ -34,7 +34,7 @@ cv:
         start_date: 2000-09
         end_date: 2005-05
         highlights:
-          - 'GPA: 3.9/4.0 ([Transcript](https://example.com))'
+          - 'GPA: 3.9/4.0 ([a link to somewhere](https://example.com))'
           - '**Coursework:** Computer Architecture, Comparison
             of Learning Algorithms, Computational Theory'
     experience: