func(proposal): optimize proposal initialization logic

Author: yanghang8612

chainbase/src/main/java/org/tron/core/store/DynamicPropertiesStore.java

@@ -943,12 +943,6 @@ private DynamicPropertiesStore(@Value("properties") String dbName) {
     } catch (IllegalArgumentException e) {
       this.saveDynamicEnergyMaxFactor(CommonParameter.getInstance().getDynamicEnergyMaxFactor());
     }
-
-    try {
-      this.getAllowTvmShangHai();
-    } catch (IllegalArgumentException e) {
-      this.saveAllowTvmShangHai(CommonParameter.getInstance().getAllowTvmShangHai());
-    }
   }
 
   public String intArrayToString(int[] a) {
@@ -2769,12 +2763,10 @@ public void saveAllowTvmShangHai(long allowTvmShangHai) {
   }
 
   public long getAllowTvmShangHai() {
-    String msg = "not found ALLOW_TVM_SHANGHAI";
     return Optional.ofNullable(getUnchecked(ALLOW_TVM_SHANGHAI))
         .map(BytesCapsule::getData)
         .map(ByteArray::toLong)
-        .orElseThrow(
-            () -> new IllegalArgumentException(msg));
+        .orElse(CommonParameter.getInstance().getAllowTvmShangHai());
   }
 
   private static class DynamicResourceProperties {