fix: enhance resource cleanup

Signed-off-by: rghouzra <rghouzra@student.1337.ma>

Author: rghouzra

plugins/out_oracle_log_analytics/oci_logan_conf.c

@@ -1759,6 +1759,36 @@ int flb_oci_logan_conf_destroy(struct flb_oci_logan *ctx)
         return 0;
     }
 
+    if (ctx->imds.region) {
+        flb_sds_destroy(ctx->imds.region);
+    }
+    if (ctx->imds.leaf_key) {
+        flb_sds_destroy(ctx->imds.leaf_key);
+    }
+    if (ctx->imds.intermediate_cert) {
+        flb_sds_destroy(ctx->imds.intermediate_cert);
+    }
+    if (ctx->imds.fingerprint) {
+        flb_sds_destroy(ctx->imds.fingerprint);
+    }
+    if (ctx->imds.tenancy_ocid) {
+        flb_sds_destroy(ctx->imds.tenancy_ocid);
+    }
+    
+    if (ctx->imds.session_pubkey) {
+        free(ctx->imds.session_pubkey);
+    }
+    if (ctx->imds.session_privkey) {
+        free(ctx->imds.session_privkey);
+    }
+    if (ctx->session_key_pair) {
+        EVP_PKEY_free(ctx->session_key_pair);
+    }
+    
+    if (ctx->security_token.token) {
+        flb_sds_destroy(ctx->security_token.token);
+    }
+
     if (ctx->private_key) {
         flb_sds_destroy(ctx->private_key);
     }
@@ -1786,7 +1816,6 @@ int flb_oci_logan_conf_destroy(struct flb_oci_logan *ctx)
     if (ctx->u) {
         flb_upstream_destroy(ctx->u);
     }
-
     if (ctx->oci_la_timezone) {
         flb_sds_destroy(ctx->oci_la_timezone);
     }