remove comments from sample YAML

YAML.pm does not strip trailing comments, so remove them from a sample
file. See ingydotnet/yaml-pm#143

t/testdata/schema05.yaml

@@ -1,30 +1,30 @@
-type:      seq                                # new rule
+type:      seq
 sequence:
   -
-    type:      map                            # new rule
+    type:      map
     mapping:
       name:
-        type:       str                       # new rule
+        type:       str
         required:   yes
       email:
-        type:       str                       # new rule
+        type:       str
         required:   yes
         pattern:    /@/
       password:
-        type:       text                      # new rule
+        type:       text
         length:     { max: 16, min: 8 }
       age:
-        type:       int                       # new rule
+        type:       int
         range:      { max: 30, min: 18 }
         # or assert: 18 <= val && val <= 30
       blood:
-        type:       str                       # new rule
+        type:       str
         enum:
           - A
           - B
           - O
           - AB
       birth:
-        type:       date                      # new rule
+        type:       date
       memo:
-        type:       any                       # new rule
+        type:       any