wa: Rename Instrumentation to Instruments

To be maintain a consistent naming scheme, rename all instances of
`Instrumentation` to `Instruments`

wa/framework/configuration/parsers.py

@@ -208,10 +208,10 @@ def _load_file(filepath, error_name):
 
 def merge_augmentations(raw):
     """
-    Since, from configuration perspective, output processors and instrumens are
+    Since, from configuration perspective, output processors and instruments are
     handled identically, the configuration entries are now interchangeable. E.g. it is
-    now valid to specify a output processor in instrumentation list. This is to make things
-    eassier for the users, as, from their perspective, the distinction is somewhat arbitrary.
+    now valid to specify a output processor in an instruments list. This is to make things
+    easier for the users, as, from their perspective, the distinction is somewhat arbitrary.
 
     For backwards compatibility, both entries are still valid, and this
     function merges them together into a single "augmentations" set, ensuring
@@ -265,7 +265,7 @@ def _construct_valid_entry(raw, seen_ids, prefix, jobs_config):
     else:
         workload_entry['id'] = raw.pop('id')
 
-    # Process instrumentation
+    # Process instruments
     merge_augmentations(raw)
 
     # Validate all workload_entry