Flip deprecated_generated_xcode_project default to false.

This should be safe as it has already been set to false in the rc files for
Blaze and Exoblaze.

--
PiperOrigin-RevId: 150436179
MOS_MIGRATED_REVID=150436179

src/main/java/com/google/devtools/build/lib/rules/objc/ObjcCommandLineOptions.java

@@ -216,7 +216,7 @@ public class ObjcCommandLineOptions extends FragmentOptions {
 
   @Option(
       name = "deprecated_generate_xcode_project",
-      defaultValue = "true",
+      defaultValue = "false",
       category = "flags",
       help =
           "If set, will generate xcode project for targets that support this. Will be removed soon."

src/test/shell/bazel/apple/bazel_objc_test.sh

@@ -107,7 +107,6 @@ function test_build_app() {
 
   bazel build --verbose_failures --ios_sdk_version=$IOS_SDK_VERSION \
       //ios:app >$TEST_log 2>&1 || fail "should pass"
-  ls bazel-bin/ios/app.xcodeproj || fail "should generate app.xcodeproj"
   ls bazel-bin/ios/app.ipa || fail "should generate app.ipa"
 }
 
@@ -117,8 +116,6 @@ function test_ios_test() {
 
   bazel build --test_output=all --ios_sdk_version=$IOS_SDK_VERSION \
       //ios:PassingXcTest >$TEST_log 2>&1 || fail "should pass"
-  ls bazel-bin/ios/PassingXcTest.xcodeproj \
-      || fail "should generate PassingXcTest.xcodeproj"
   ls bazel-bin/ios/PassingXcTest.ipa \
       || fail "should generate PassingXcTest.ipa"
 }
@@ -129,7 +126,6 @@ function test_valid_ios_sdk_version() {
 
   bazel build --verbose_failures --ios_sdk_version=$IOS_SDK_VERSION \
       //ios:app >$TEST_log 2>&1 || fail "should pass"
-  ls bazel-bin/ios/app.xcodeproj || fail "should generate app.xcodeproj"
   ls bazel-bin/ios/app.ipa || fail "should generate app.ipa"
 }
 
@@ -145,7 +141,6 @@ function test_xcrun_cache() {
   ls bazel-out/__xcruncache || fail "xcrun cache should be present"
   bazel build --verbose_failures --ios_sdk_version=$IOS_SDK_VERSION \
       //ios:app >$TEST_log 2>&1 || fail "should pass"
-  ls bazel-bin/ios/app.xcodeproj || fail "should generate app.xcodeproj"
   ls bazel-bin/ios/app.ipa || fail "should generate app.ipa"
   ls bazel-out/__xcruncache || fail "xcrun cache should be present"