chore(rc,profile,aliases,completion,libs,functions): Remove shebangs from sourced files

These files are always sourced (never executed directly), so the
#!/bin/bash shebang is inert and misleading. Drop it consistently
across rc.d/*, profile.d/*, and aliases.d/*.

completion.d/aws

@@ -1,5 +1,3 @@
-#!/bin/bash
-
 if (command -v aws && command -v aws_completer) &>/dev/null; then
   complete -C aws_completer aws
 fi

completion.d/chezmoi

@@ -1,5 +1,3 @@
-#!/bin/bash
-
 if (command -v chezmoi &>/dev/null); then
 	source <(chezmoi completion bash)
 fi

completion.d/flux

@@ -1,5 +1,3 @@
-#!/bin/bash
-
 if (command -v flux &>/dev/null); then
 	source <(flux completion bash)
 fi

completion.d/glab

@@ -1,5 +1,3 @@
-#!/bin/bash
-
 if (command -v glab &>/dev/null); then
 	source <(glab completion)
 fi

completion.d/helm

@@ -1,5 +1,3 @@
-#!/bin/bash
-
 if (command -v helm &> /dev/null)
 then
   source <( helm completion bash )

completion.d/k3d

@@ -1,5 +1,3 @@
-#!/bin/bash
-
 if (command -v k3d &>/dev/null); then
 	source <(k3d completion bash)
 fi

completion.d/kind

@@ -1,5 +1,3 @@
-#!/bin/bash
-
 if (command -v kind &>/dev/null); then
 	source <(kind completion bash)
 fi

completion.d/kubectl

@@ -1,5 +1,3 @@
-#!/bin/bash
-
 if (command -v kubectl &> /dev/null)
 then
   source <(kubectl completion bash)

completion.d/minikube

@@ -1,5 +1,3 @@
-#!/bin/bash
-
 if (command -v minikube &>/dev/null); then
 	source <(minikube completion bash)
 fi

completion.d/mise

@@ -1,5 +1,3 @@
-#!/bin/bash
-
 if (command -v mise &>/dev/null); then
 	source <(mise completion bash --include-bash-completion-lib)
 fi

completion.d/podman

@@ -1,5 +1,3 @@
-#!/bin/bash
-
 if (command -v podman &>/dev/null); then
 	source <(podman completion bash)
 fi

completion.d/poetry

@@ -1,5 +1,3 @@
-#!/bin/bash
-
 if ( command -v poetry &> /dev/null )
 then
   source <(poetry completions bash)

completion.d/stern

@@ -1,5 +1,3 @@
-#!/bin/bash
-
 if (command -v stern &> /dev/null)
 then
   source <(stern --completion bash)

completion.d/tea

@@ -1,5 +1,3 @@
-#!/bin/bash
-
 if (command -v tea &>/dev/null); then
 	source <(tea completion bash)
 fi