NPUW: Address coverity issues (#32464)

### Tickets:
 - EISW-187866

Author: dmatveev

src/plugins/intel_npu/src/plugin/npuw/partitioning/online/utils/utils.cpp

@@ -217,7 +217,7 @@ std::vector<std::string> ov::npuw::online::util::getNoFolds(const std::string& n
     }
 
     std::vector<std::string> nofolds;
-    std::string s = std::move(nofolds_unparsed);
+    std::string s(nofolds_unparsed);
 
     size_t pos = 0;
     size_t start = 0;

src/plugins/intel_npu/src/plugin/npuw/perf.hpp

@@ -64,8 +64,8 @@ class metric {
         }
         vmin = std::min(vmin, t);
         vmax = std::max(vmax, t);
-        records.push_back(std::move(t));
         total += t;
+        records.push_back(std::move(t));
     }
 
     float avg() const {
@@ -184,7 +184,12 @@ struct Profile {
 
     ~Profile() {
         if (report_on_die) {
-            report();
+            try {
+                // avg() & others may throw exceptions if
+                // enabled behavior is broken
+                report();
+            } catch (...) {
+            }
         }
     }
 };