[pdata] Deprecate pcommon.Value.Equal method (#6812)

.chloggen/deprecate-value-equal.yaml

@@ -0,0 +1,11 @@
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: deprecation
+
+# The name of the component, or a single word describing the area of concern, (e.g. otlpreceiver)
+component: pdata
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Deprecate `pcommon.Value.Equal` method
+
+# One or more tracking issues or pull requests related to the change
+issues: [6811]

pdata/pcommon/common.go

@@ -366,6 +366,9 @@ func (v Value) CopyTo(dest Value) {
 }
 
 // Equal checks for equality, it returns true if the objects are equal otherwise false.
+// Deprecated: [1.0.0-rc2] Use v1.AsRaw() == v2.AsRaw() in tests.
+// If you need this method where performance is critical, please share your use case in
+// https://github.com/open-telemetry/opentelemetry-collector/issues/6811
 func (v Value) Equal(av Value) bool {
 	if v.getOrig() == av.getOrig() {
 		return true