[fix](pipeline)add logs for unstable cases #24073

Issue Number: close #xxx

ShowTableStmtTest.testNoDb and DropDbStmtTest.testNoPriv are unstable cases，error msg is:

java.lang.Exception: Unexpected exception, expected<org.apache.doris.common.AnalysisException> but was<mockit.internal.expectations.invocation.MissingInvocation>
we can not know what is missing ,and this issue cannot be reproduced locally,so add some log

fe/fe-core/src/test/java/org/apache/doris/analysis/DropDbStmtTest.java

@@ -60,11 +60,17 @@ public class DropDbStmtTest {
         Assert.fail("no exception");
     }
 
-    @Test(expected = AnalysisException.class)
-    public void testNoPriv() throws UserException, AnalysisException {
+    @Test
+    public void testNoPriv() {
         DropDbStmt stmt = new DropDbStmt(false, "", true);
-
-        stmt.analyze(AccessTestUtil.fetchBlockAnalyzer());
+        try {
+            stmt.analyze(AccessTestUtil.fetchBlockAnalyzer());
+        } catch (AnalysisException e) {
+            return;
+        } catch (Exception e) {
+            e.printStackTrace();
+            Assert.fail(e.getMessage());
+        }
         Assert.fail("no exception");
     }
 }

fe/fe-core/src/test/java/org/apache/doris/analysis/ShowTableStmtTest.java

@@ -68,10 +68,17 @@ public class ShowTableStmtTest {
         Assert.assertEquals("Table_type", stmt.getMetaData().getColumn(1).getName());
     }
 
-    @Test(expected = AnalysisException.class)
-    public void testNoDb() throws AnalysisException {
+    @Test
+    public void testNoDb() {
         ShowTableStmt stmt = new ShowTableStmt("", null, false, null);
-        stmt.analyze(AccessTestUtil.fetchEmptyDbAnalyzer());
+        try {
+            stmt.analyze(AccessTestUtil.fetchEmptyDbAnalyzer());
+        } catch (AnalysisException e) {
+            return;
+        } catch (Exception e) {
+            e.printStackTrace();
+            Assert.fail(e.getMessage());
+        }
         Assert.fail("No exception throws");
     }
 }