Remove pushd/popd usage from scripts.

GitOrigin-RevId: 122f8ad7baac5df74cf0837e367fc33231c3d706

example/web/build-tdlib.sh

@@ -24,20 +24,17 @@ OPENSSL_OPTIONS="-DOPENSSL_FOUND=1 \
   -DOPENSSL_LIBRARIES=\"$OPENSSL_SSL_LIBRARY;$OPENSSL_CRYPTO_LIBRARY\" \
   -DOPENSSL_VERSION=\"1.1.0j\""
 
-pushd .
 cd build/wasm
 eval emconfigure cmake $TD_ROOT $OPENSSL_OPTIONS || exit 1
-popd
+cd ../..
 
-pushd .
 cd build/asmjs
 eval emconfigure cmake $TD_ROOT $OPENSSL_OPTIONS -DASMJS=1 || exit 1
-popd
+cd ../..
 
-pushd .
 cd build/generate
 cmake $TD_ROOT -GNinja || exit 1
-popd
+cd ../..
 
 echo "Generating TDLib autogenerated source files..."
 cmake --build build/generate --target prepare_cross_compiling || exit 1

example/web/build-tdweb.sh

@@ -1,6 +1,6 @@
 #!/bin/sh
 
-pushd .
 cd tdweb
 npm install || exit 1
 npm run build || exit 1
+cd ..