Rename examples to ndk-examples

[Dependabot complains] that:

    the binary target name `examples` is forbidden, it conflicts with cargo's build directory names

And fails to provide dependency upgrades for Rust code.  Fix that by
renaming the folder and crate to `ndk-examples`.

[Dependabot complains]: https://github.com/rust-mobile/cargo-apk/network/updates/774333460

Author: MarijnS95

.github/workflows/android_test.sh

@@ -10,7 +10,7 @@ adb uninstall rust.example.hello_world || true
 
 if [ -z "$1" ];
 then
-    cargo apk run -p examples --target x86_64-linux-android --example hello_world --no-logcat
+    cargo apk run -p ndk-examples --target x86_64-linux-android --example hello_world --no-logcat
 else
     adb install -r "$1/hello_world.apk"
     adb shell am start -a android.intent.action.MAIN -n "rust.example.hello_world/android.app.NativeActivity"

.github/workflows/rust.yml

@@ -70,7 +70,7 @@ jobs:
         run: cargo install --path cargo-apk
 
       - name: Cargo apk build for target ${{ matrix.rust-target }}
-        run: cargo apk build -p examples --target ${{ matrix.rust-target }} --examples
+        run: cargo apk build -p ndk-examples --target ${{ matrix.rust-target }} --examples
 
       - uses: actions/upload-artifact@v3
         # Only need this for CI, unless users are interested in downloading

Cargo.toml

@@ -1,6 +1,6 @@
 [workspace]
 members = [
     "ndk-build",
-    "examples",
+    "ndk-examples",
     "cargo-apk",
 ]

examples/Cargo.toml ndk-examples/Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "examples"
+name = "ndk-examples"
 version = "0.1.0"
 authors = ["David Craven <david@craven.ch>"]
 edition = "2018"