CDRIVER-5509 Use Bash and shebangs whenever able (#1680)

* Use `#!/usr/bin/env bash` in all scripts

* CDRIVER-4044 Update license notice in uninstall script

* Add executable permission to all shell scripts

* Invoke executable scripts via shebang

* CDRIVER-4044 product name consistency

* Ensure generated uninstall script is always executable

* Also respect shebang in EVG direct script invocations

* Remove unused find-cmake.sh script

Author: eramongodb

.evergreen/config_generator/components/earthly.py

@@ -174,9 +174,8 @@ def earthly_exec(
     """Create a subprocess_exec command that runs Earthly with the given arguments"""
     env: dict[str, str] = {k: v for k, v in (secrets or {}).items()}
     return subprocess_exec(
-        "bash",
+        "./tools/earthly.sh",
         args=[
-            "tools/earthly.sh",
             *(f"--secret={k}" for k in (secrets or ())),
             f"+{target}",
             *(f"--{arg}={val}" for arg, val in (args or {}).items()),

.evergreen/config_generator/components/make_docs.py

@@ -16,9 +16,9 @@ class MakeDocs(Function):
             include_expansions_in_env=["distro_id"],
             script="""\
                 set -o errexit
-                bash tools/poetry.sh install --with=docs
+                ./tools/poetry.sh install --with=docs
                 # See SphinxBuild.cmake for EVG_DOCS_BUILD reasoning
-                bash tools/poetry.sh run env EVG_DOCS_BUILD=1 bash .evergreen/scripts/build-docs.sh
+                ./tools/poetry.sh run env EVG_DOCS_BUILD=1 .evergreen/scripts/build-docs.sh
                 """,
         ),
     ]

.evergreen/generated_configs/functions.yml

@@ -269,9 +269,9 @@ functions:
           - -c
           - |
             set -o errexit
-            bash tools/poetry.sh install --with=docs
+            ./tools/poetry.sh install --with=docs
             # See SphinxBuild.cmake for EVG_DOCS_BUILD reasoning
-            bash tools/poetry.sh run env EVG_DOCS_BUILD=1 bash .evergreen/scripts/build-docs.sh
+            ./tools/poetry.sh run env EVG_DOCS_BUILD=1 .evergreen/scripts/build-docs.sh
   openssl-static-compile:
     - command: subprocess.exec
       type: test