Remove unnecessary semicolon

This commit cleans up a couple of classes by removing unnecessary semicolons
which was giving a warning during compile/commit.

Signed-off-by: Tran Ngoc Nhan <[email protected]>

Author: ngocnhan-tran1996

spring-grpc-core/src/main/java/org/springframework/grpc/client/interceptor/security/BasicAuthenticationInterceptor.java

@@ -55,7 +55,7 @@ public void start(ClientCall.Listener<RespT> responseListener, io.grpc.Metadata
 									+ BasicAuthenticationInterceptor.this.password)
 								.getBytes()));
 				super.start(responseListener, headers);
-			};
+			}
 		};
 	}
 

spring-grpc-core/src/main/java/org/springframework/grpc/client/interceptor/security/BearerTokenAuthenticationInterceptor.java

@@ -51,7 +51,7 @@ public void start(ClientCall.Listener<RespT> responseListener, io.grpc.Metadata
 				headers.put(GrpcSecurity.AUTHORIZATION_KEY,
 						"Bearer " + BearerTokenAuthenticationInterceptor.this.token.get());
 				super.start(responseListener, headers);
-			};
+			}
 		};
 	}